Finding the Fourth Proportional to 943,946,386.62, 1,302,232,764.42 and 900,182,220
Calculator
Solution
The fourth proportional to 943,946,386.62, 1,302,232,764.42 and 900,182,220 is: 1,241,857,373.94
Step by Step Solution
- Step 1: Write the proportion equation
943,946,386.62 : 1,302,232,764.42 = 900,182,220 : x - Step 2: Convert to fraction form
943,946,386.62/1,302,232,764.42 = 900,182,220/x - Step 3: Cross multiply
943,946,386.62x = 1,302,232,764.42 × 900,182,220 - Step 4: Simplify right side
943,946,386.62x = 1,172,246,780,832,332,800 - Step 5: Solve for x
x = 1,172,246,780,832,332,800/943,946,386.62 - Step 6: Final answer
x = 1,241,857,373.94
Related Problems
Find fourth proportional to 471,973,193.31, 651,116,382.21 and 450,091,110
Half scale
Find fourth proportional to 1,887,892,773.24, 2,604,465,528.84 and 1,800,364,440
Double scale
Find fourth proportional to 943,946,387.62, 1,302,232,765.80 and 900,182,221
Similar ratio
Find fourth proportional to 1,415,919,579.93, 1,953,349,146.63 and 1,350,273,330
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.