Home / 123,073,743.94-169,842,278.35-66,558,489.85

Finding the Fourth Proportional to 123,073,743.94, 169,842,278.35 and 66,558,489.85

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Solution

The fourth proportional to 123,073,743.94, 169,842,278.35 and 66,558,489.85 is: 91,850,992.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,073,743.94 : 169,842,278.35 = 66,558,489.85 : x
  2. Step 2: Convert to fraction form
    123,073,743.94/169,842,278.35 = 66,558,489.85/x
  3. Step 3: Cross multiply
    123,073,743.94x = 169,842,278.35 × 66,558,489.85
  4. Step 4: Simplify right side
    123,073,743.94x = 11,304,445,559,673,974
  5. Step 5: Solve for x
    x = 11,304,445,559,673,974/123,073,743.94
  6. Step 6: Final answer
    x = 91,850,992.73

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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.