Home / 474,260,679.56-654,479,737.68-257,205,447.56

Finding the Fourth Proportional to 474,260,679.56, 654,479,737.68 and 257,205,447.56

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Solution

The fourth proportional to 474,260,679.56, 654,479,737.68 and 257,205,447.56 is: 354,943,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,260,679.56 : 654,479,737.68 = 257,205,447.56 : x
  2. Step 2: Convert to fraction form
    474,260,679.56/654,479,737.68 = 257,205,447.56/x
  3. Step 3: Cross multiply
    474,260,679.56x = 654,479,737.68 × 257,205,447.56
  4. Step 4: Simplify right side
    474,260,679.56x = 168,335,753,848,935,776
  5. Step 5: Solve for x
    x = 168,335,753,848,935,776/474,260,679.56
  6. Step 6: Final answer
    x = 354,943,517.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.