Home / 93,897,605.32-129,428,972.58-74,018,956.12

Finding the Fourth Proportional to 93,897,605.32, 129,428,972.58 and 74,018,956.12

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Solution

The fourth proportional to 93,897,605.32, 129,428,972.58 and 74,018,956.12 is: 102,028,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,897,605.32 : 129,428,972.58 = 74,018,956.12 : x
  2. Step 2: Convert to fraction form
    93,897,605.32/129,428,972.58 = 74,018,956.12/x
  3. Step 3: Cross multiply
    93,897,605.32x = 129,428,972.58 × 74,018,956.12
  4. Step 4: Simplify right side
    93,897,605.32x = 9,580,197,442,055,704
  5. Step 5: Solve for x
    x = 9,580,197,442,055,704/93,897,605.32
  6. Step 6: Final answer
    x = 102,028,133.83

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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.