Home / 125,000,456.80-187,500,706.80-52,177,511.20

Finding the Fourth Proportional to 125,000,456.80, 187,500,706.80 and 52,177,511.20

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Solution

The fourth proportional to 125,000,456.80, 187,500,706.80 and 52,177,511.20 is: 78,266,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,000,456.80 : 187,500,706.80 = 52,177,511.20 : x
  2. Step 2: Convert to fraction form
    125,000,456.80/187,500,706.80 = 52,177,511.20/x
  3. Step 3: Cross multiply
    125,000,456.80x = 187,500,706.80 × 52,177,511.20
  4. Step 4: Simplify right side
    125,000,456.80x = 9,783,320,229,064,918
  5. Step 5: Solve for x
    x = 9,783,320,229,064,918/125,000,456.80
  6. Step 6: Final answer
    x = 78,266,275.82

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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.