Home / 90,165,694.22-124,428,897.56-48,912,586.59

Finding the Fourth Proportional to 90,165,694.22, 124,428,897.56 and 48,912,586.59

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Solution

The fourth proportional to 90,165,694.22, 124,428,897.56 and 48,912,586.59 is: 67,499,499.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,165,694.22 : 124,428,897.56 = 48,912,586.59 : x
  2. Step 2: Convert to fraction form
    90,165,694.22/124,428,897.56 = 48,912,586.59/x
  3. Step 3: Cross multiply
    90,165,694.22x = 124,428,897.56 × 48,912,586.59
  4. Step 4: Simplify right side
    90,165,694.22x = 6,086,139,226,790,630
  5. Step 5: Solve for x
    x = 6,086,139,226,790,630/90,165,694.22
  6. Step 6: Final answer
    x = 67,499,499.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.