Home / 108,491,688.56-149,721,230.04-58,932,046.76

Finding the Fourth Proportional to 108,491,688.56, 149,721,230.04 and 58,932,046.76

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Solution

The fourth proportional to 108,491,688.56, 149,721,230.04 and 58,932,046.76 is: 81,327,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,491,688.56 : 149,721,230.04 = 58,932,046.76 : x
  2. Step 2: Convert to fraction form
    108,491,688.56/149,721,230.04 = 58,932,046.76/x
  3. Step 3: Cross multiply
    108,491,688.56x = 149,721,230.04 × 58,932,046.76
  4. Step 4: Simplify right side
    108,491,688.56x = 8,823,378,529,681,996
  5. Step 5: Solve for x
    x = 8,823,378,529,681,996/108,491,688.56
  6. Step 6: Final answer
    x = 81,327,691.06

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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.