Home / 101,033,939.70-151,550,909.55-68,748,898.95

Finding the Fourth Proportional to 101,033,939.70, 151,550,909.55 and 68,748,898.95

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Solution

The fourth proportional to 101,033,939.70, 151,550,909.55 and 68,748,898.95 is: 103,123,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,033,939.70 : 151,550,909.55 = 68,748,898.95 : x
  2. Step 2: Convert to fraction form
    101,033,939.70/151,550,909.55 = 68,748,898.95/x
  3. Step 3: Cross multiply
    101,033,939.70x = 151,550,909.55 × 68,748,898.95
  4. Step 4: Simplify right side
    101,033,939.70x = 10,418,958,166,433,542
  5. Step 5: Solve for x
    x = 10,418,958,166,433,542/101,033,939.70
  6. Step 6: Final answer
    x = 103,123,348.43

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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.