Home / 172,074,773.12-237,463,221.07-93,758,326.61

Finding the Fourth Proportional to 172,074,773.12, 237,463,221.07 and 93,758,326.61

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Solution

The fourth proportional to 172,074,773.12, 237,463,221.07 and 93,758,326.61 is: 129,386,509.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,074,773.12 : 237,463,221.07 = 93,758,326.61 : x
  2. Step 2: Convert to fraction form
    172,074,773.12/237,463,221.07 = 93,758,326.61/x
  3. Step 3: Cross multiply
    172,074,773.12x = 237,463,221.07 × 93,758,326.61
  4. Step 4: Simplify right side
    172,074,773.12x = 22,264,154,237,345,716
  5. Step 5: Solve for x
    x = 22,264,154,237,345,716/172,074,773.12
  6. Step 6: Final answer
    x = 129,386,509.33

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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.