Home / 172,156,932-237,573,019.92-93,839,807.52

Finding the Fourth Proportional to 172,156,932, 237,573,019.92 and 93,839,807.52

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Solution

The fourth proportional to 172,156,932, 237,573,019.92 and 93,839,807.52 is: 129,497,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,156,932 : 237,573,019.92 = 93,839,807.52 : x
  2. Step 2: Convert to fraction form
    172,156,932/237,573,019.92 = 93,839,807.52/x
  3. Step 3: Cross multiply
    172,156,932x = 237,573,019.92 × 93,839,807.52
  4. Step 4: Simplify right side
    172,156,932x = 22,293,806,461,237,924
  5. Step 5: Solve for x
    x = 22,293,806,461,237,924/172,156,932
  6. Step 6: Final answer
    x = 129,497,001.38

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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.