Finding the Fourth Proportional to 1,416,447,083.40, 2,124,670,625.10 and 1,120,540,734.60
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Solution
The fourth proportional to 1,416,447,083.40, 2,124,670,625.10 and 1,120,540,734.60 is: 1,680,811,101.90
Step by Step Solution
- Step 1: Write the proportion equation
1,416,447,083.40 : 2,124,670,625.10 = 1,120,540,734.60 : x - Step 2: Convert to fraction form
1,416,447,083.40/2,124,670,625.10 = 1,120,540,734.60/x - Step 3: Cross multiply
1,416,447,083.40x = 2,124,670,625.10 × 1,120,540,734.60 - Step 4: Simplify right side
1,416,447,083.40x = 2,380,779,983,032,594,944 - Step 5: Solve for x
x = 2,380,779,983,032,594,944/1,416,447,083.40 - Step 6: Final answer
x = 1,680,811,101.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.