Home / 20,951,507,097.52-31,426,964,689.42-9,753,117,862.97

Finding the Fourth Proportional to 20,951,507,097.52, 31,426,964,689.42 and 9,753,117,862.97

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Solution

The fourth proportional to 20,951,507,097.52, 31,426,964,689.42 and 9,753,117,862.97 is: 14,629,539,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,951,507,097.52 : 31,426,964,689.42 = 9,753,117,862.97 : x
  2. Step 2: Convert to fraction form
    20,951,507,097.52/31,426,964,689.42 = 9,753,117,862.97/x
  3. Step 3: Cross multiply
    20,951,507,097.52x = 31,426,964,689.42 × 9,753,117,862.97
  4. Step 4: Simplify right side
    20,951,507,097.52x = 306,510,890,691,407,708,160
  5. Step 5: Solve for x
    x = 306,510,890,691,407,708,160/20,951,507,097.52
  6. Step 6: Final answer
    x = 14,629,539,023.84

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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.