Home / 125,305,756.14-187,967,693.25-52,449,262.86

Finding the Fourth Proportional to 125,305,756.14, 187,967,693.25 and 52,449,262.86

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Solution

The fourth proportional to 125,305,756.14, 187,967,693.25 and 52,449,262.86 is: 78,677,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,305,756.14 : 187,967,693.25 = 52,449,262.86 : x
  2. Step 2: Convert to fraction form
    125,305,756.14/187,967,693.25 = 52,449,262.86/x
  3. Step 3: Cross multiply
    125,305,756.14x = 187,967,693.25 × 52,449,262.86
  4. Step 4: Simplify right side
    125,305,756.14x = 9,858,766,952,457,098
  5. Step 5: Solve for x
    x = 9,858,766,952,457,098/125,305,756.14
  6. Step 6: Final answer
    x = 78,677,686.13

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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.