Finding the Fourth Proportional to 3,427,970,234.24, 4,730,650,755.68 and 1,922,930,209.28
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Solution
The fourth proportional to 3,427,970,234.24, 4,730,650,755.68 and 1,922,930,209.28 is: 2,653,672,764.36
Step by Step Solution
- Step 1: Write the proportion equation
3,427,970,234.24 : 4,730,650,755.68 = 1,922,930,209.28 : x - Step 2: Convert to fraction form
3,427,970,234.24/4,730,650,755.68 = 1,922,930,209.28/x - Step 3: Cross multiply
3,427,970,234.24x = 4,730,650,755.68 × 1,922,930,209.28 - Step 4: Simplify right side
3,427,970,234.24x = 9,096,711,247,650,332,672 - Step 5: Solve for x
x = 9,096,711,247,650,332,672/3,427,970,234.24 - Step 6: Final answer
x = 2,653,672,764.36
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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.