Home / 124,578,344.70-186,867,517.05-55,491,014.70

Finding the Fourth Proportional to 124,578,344.70, 186,867,517.05 and 55,491,014.70

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Solution

The fourth proportional to 124,578,344.70, 186,867,517.05 and 55,491,014.70 is: 83,236,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,578,344.70 : 186,867,517.05 = 55,491,014.70 : x
  2. Step 2: Convert to fraction form
    124,578,344.70/186,867,517.05 = 55,491,014.70/x
  3. Step 3: Cross multiply
    124,578,344.70x = 186,867,517.05 × 55,491,014.70
  4. Step 4: Simplify right side
    124,578,344.70x = 10,369,468,135,574,052
  5. Step 5: Solve for x
    x = 10,369,468,135,574,052/124,578,344.70
  6. Step 6: Final answer
    x = 83,236,522.05

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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.