Home / 438,061,134-657,737,644.68-244,351,020.72

Finding the Fourth Proportional to 438,061,134, 657,737,644.68 and 244,351,020.72

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Solution

The fourth proportional to 438,061,134, 657,737,644.68 and 244,351,020.72 is: 366,886,839.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,061,134 : 657,737,644.68 = 244,351,020.72 : x
  2. Step 2: Convert to fraction form
    438,061,134/657,737,644.68 = 244,351,020.72/x
  3. Step 3: Cross multiply
    438,061,134x = 657,737,644.68 × 244,351,020.72
  4. Step 4: Simplify right side
    438,061,134x = 160,718,864,843,526,656
  5. Step 5: Solve for x
    x = 160,718,864,843,526,656/438,061,134
  6. Step 6: Final answer
    x = 366,886,839.23

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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.