Home / 125,305,753.14-187,967,688.75-52,449,259.86

Finding the Fourth Proportional to 125,305,753.14, 187,967,688.75 and 52,449,259.86

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Solution

The fourth proportional to 125,305,753.14, 187,967,688.75 and 52,449,259.86 is: 78,677,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,305,753.14 : 187,967,688.75 = 52,449,259.86 : x
  2. Step 2: Convert to fraction form
    125,305,753.14/187,967,688.75 = 52,449,259.86/x
  3. Step 3: Cross multiply
    125,305,753.14x = 187,967,688.75 × 52,449,259.86
  4. Step 4: Simplify right side
    125,305,753.14x = 9,858,766,152,532,348
  5. Step 5: Solve for x
    x = 9,858,766,152,532,348/125,305,753.14
  6. Step 6: Final answer
    x = 78,677,681.63

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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.