Home / 124,955,998.20-187,433,997.30-88,605,433.80

Finding the Fourth Proportional to 124,955,998.20, 187,433,997.30 and 88,605,433.80

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Solution

The fourth proportional to 124,955,998.20, 187,433,997.30 and 88,605,433.80 is: 132,908,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,955,998.20 : 187,433,997.30 = 88,605,433.80 : x
  2. Step 2: Convert to fraction form
    124,955,998.20/187,433,997.30 = 88,605,433.80/x
  3. Step 3: Cross multiply
    124,955,998.20x = 187,433,997.30 × 88,605,433.80
  4. Step 4: Simplify right side
    124,955,998.20x = 16,607,670,639,634,530
  5. Step 5: Solve for x
    x = 16,607,670,639,634,530/124,955,998.20
  6. Step 6: Final answer
    x = 132,908,150.70

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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.