Home / 122,498,273.01-169,045,488.30-66,744,151.59

Finding the Fourth Proportional to 122,498,273.01, 169,045,488.30 and 66,744,151.59

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Solution

The fourth proportional to 122,498,273.01, 169,045,488.30 and 66,744,151.59 is: 92,105,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,498,273.01 : 169,045,488.30 = 66,744,151.59 : x
  2. Step 2: Convert to fraction form
    122,498,273.01/169,045,488.30 = 66,744,151.59/x
  3. Step 3: Cross multiply
    122,498,273.01x = 169,045,488.30 × 66,744,151.59
  4. Step 4: Simplify right side
    122,498,273.01x = 11,282,797,696,700,772
  5. Step 5: Solve for x
    x = 11,282,797,696,700,772/122,498,273.01
  6. Step 6: Final answer
    x = 92,105,769.49

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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.