Finding the Fourth Proportional to 337,641,753.36, 506,461,842.72 and 221,788,402.68
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Solution
The fourth proportional to 337,641,753.36, 506,461,842.72 and 221,788,402.68 is: 332,682,086.85
Step by Step Solution
- Step 1: Write the proportion equation
337,641,753.36 : 506,461,842.72 = 221,788,402.68 : x - Step 2: Convert to fraction form
337,641,753.36/506,461,842.72 = 221,788,402.68/x - Step 3: Cross multiply
337,641,753.36x = 506,461,842.72 × 221,788,402.68 - Step 4: Simplify right side
337,641,753.36x = 112,327,363,115,238,192 - Step 5: Solve for x
x = 112,327,363,115,238,192/337,641,753.36 - Step 6: Final answer
x = 332,682,086.85
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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.