Home / 245,577,087.66-338,897,463.40-135,569,704.62

Finding the Fourth Proportional to 245,577,087.66, 338,897,463.40 and 135,569,704.62

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Solution

The fourth proportional to 245,577,087.66, 338,897,463.40 and 135,569,704.62 is: 187,086,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,577,087.66 : 338,897,463.40 = 135,569,704.62 : x
  2. Step 2: Convert to fraction form
    245,577,087.66/338,897,463.40 = 135,569,704.62/x
  3. Step 3: Cross multiply
    245,577,087.66x = 338,897,463.40 × 135,569,704.62
  4. Step 4: Simplify right side
    245,577,087.66x = 45,944,229,009,605,256
  5. Step 5: Solve for x
    x = 45,944,229,009,605,256/245,577,087.66
  6. Step 6: Final answer
    x = 187,086,789.93

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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.