Home / 172,074,774.12-237,463,222.45-93,758,327.61

Finding the Fourth Proportional to 172,074,774.12, 237,463,222.45 and 93,758,327.61

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Solution

The fourth proportional to 172,074,774.12, 237,463,222.45 and 93,758,327.61 is: 129,386,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,074,774.12 : 237,463,222.45 = 93,758,327.61 : x
  2. Step 2: Convert to fraction form
    172,074,774.12/237,463,222.45 = 93,758,327.61/x
  3. Step 3: Cross multiply
    172,074,774.12x = 237,463,222.45 × 93,758,327.61
  4. Step 4: Simplify right side
    172,074,774.12x = 22,264,154,605,793,404
  5. Step 5: Solve for x
    x = 22,264,154,605,793,404/172,074,774.12
  6. Step 6: Final answer
    x = 129,386,510.72

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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.