Home / 124,397,552.38-171,672,264.86-67,885,939.70

Finding the Fourth Proportional to 124,397,552.38, 171,672,264.86 and 67,885,939.70

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Solution

The fourth proportional to 124,397,552.38, 171,672,264.86 and 67,885,939.70 is: 93,684,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,397,552.38 : 171,672,264.86 = 67,885,939.70 : x
  2. Step 2: Convert to fraction form
    124,397,552.38/171,672,264.86 = 67,885,939.70/x
  3. Step 3: Cross multiply
    124,397,552.38x = 171,672,264.86 × 67,885,939.70
  4. Step 4: Simplify right side
    124,397,552.38x = 11,654,133,020,448,390
  5. Step 5: Solve for x
    x = 11,654,133,020,448,390/124,397,552.38
  6. Step 6: Final answer
    x = 93,684,584.60

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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.