Finding the Fourth Proportional to 15,580,260,115,497, 21,491,826,056,112 and 9,717,188,354,148.60
Calculator
Solution
The fourth proportional to 15,580,260,115,497, 21,491,826,056,112 and 9,717,188,354,148.60 is: 13,404,148,603,020.75
Step by Step Solution
- Step 1: Write the proportion equation
15,580,260,115,497 : 21,491,826,056,112 = 9,717,188,354,148.60 : x - Step 2: Convert to fraction form
15,580,260,115,497/21,491,826,056,112 = 9,717,188,354,148.60/x - Step 3: Cross multiply
15,580,260,115,497x = 21,491,826,056,112 × 9,717,188,354,148.60 - Step 4: Simplify right side
15,580,260,115,497x = 208,840,121,861,838,963,428,294,656 - Step 5: Solve for x
x = 208,840,121,861,838,963,428,294,656/15,580,260,115,497 - Step 6: Final answer
x = 13,404,148,603,020.75
Related Problems
Find fourth proportional to 7,790,130,057,748.50, 10,745,913,028,056 and 4,858,594,177,074.30
Half scale
Find fourth proportional to 31,160,520,230,994, 42,983,652,112,224 and 19,434,376,708,297.20
Double scale
Find fourth proportional to 15,580,260,115,498, 21,491,826,056,113.38 and 9,717,188,354,149.60
Similar ratio
Find fourth proportional to 23,370,390,173,245.50, 32,237,739,084,168 and 14,575,782,531,222.90
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.