Home / 125,112,522.20-187,700,041.56-88,296,296.50

Finding the Fourth Proportional to 125,112,522.20, 187,700,041.56 and 88,296,296.50

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Solution

The fourth proportional to 125,112,522.20, 187,700,041.56 and 88,296,296.50 is: 132,466,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,112,522.20 : 187,700,041.56 = 88,296,296.50 : x
  2. Step 2: Convert to fraction form
    125,112,522.20/187,700,041.56 = 88,296,296.50/x
  3. Step 3: Cross multiply
    125,112,522.20x = 187,700,041.56 × 88,296,296.50
  4. Step 4: Simplify right side
    125,112,522.20x = 16,573,218,521,705,584
  5. Step 5: Solve for x
    x = 16,573,218,521,705,584/125,112,522.20
  6. Step 6: Final answer
    x = 132,466,504.79

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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.