Home / 138,951,536.40-208,428,798.33-41,908,084.88

Finding the Fourth Proportional to 138,951,536.40, 208,428,798.33 and 41,908,084.88

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Solution

The fourth proportional to 138,951,536.40, 208,428,798.33 and 41,908,084.88 is: 62,862,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,951,536.40 : 208,428,798.33 = 41,908,084.88 : x
  2. Step 2: Convert to fraction form
    138,951,536.40/208,428,798.33 = 41,908,084.88/x
  3. Step 3: Cross multiply
    138,951,536.40x = 208,428,798.33 × 41,908,084.88
  4. Step 4: Simplify right side
    138,951,536.40x = 8,734,851,770,807,899
  5. Step 5: Solve for x
    x = 8,734,851,770,807,899/138,951,536.40
  6. Step 6: Final answer
    x = 62,862,577.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.