Home / 83,049,133.10-124,536,374.85-31,914,157.10

Finding the Fourth Proportional to 83,049,133.10, 124,536,374.85 and 31,914,157.10

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Solution

The fourth proportional to 83,049,133.10, 124,536,374.85 and 31,914,157.10 is: 47,856,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,049,133.10 : 124,536,374.85 = 31,914,157.10 : x
  2. Step 2: Convert to fraction form
    83,049,133.10/124,536,374.85 = 31,914,157.10/x
  3. Step 3: Cross multiply
    83,049,133.10x = 124,536,374.85 × 31,914,157.10
  4. Step 4: Simplify right side
    83,049,133.10x = 3,974,473,431,627,389
  5. Step 5: Solve for x
    x = 3,974,473,431,627,389/83,049,133.10
  6. Step 6: Final answer
    x = 47,856,892.46

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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.