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Finding the Fourth Proportional to 616,888,400.80, 923,541,010.80 and 598,972,496.80

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Solution

The fourth proportional to 616,888,400.80, 923,541,010.80 and 598,972,496.80 is: 896,719,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,888,400.80 : 923,541,010.80 = 598,972,496.80 : x
  2. Step 2: Convert to fraction form
    616,888,400.80/923,541,010.80 = 598,972,496.80/x
  3. Step 3: Cross multiply
    616,888,400.80x = 923,541,010.80 × 598,972,496.80
  4. Step 4: Simplify right side
    616,888,400.80x = 553,175,665,136,071,680
  5. Step 5: Solve for x
    x = 553,175,665,136,071,680/616,888,400.80
  6. Step 6: Final answer
    x = 896,719,186.84

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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.