Home / 90,207,082.46-124,486,686.88-48,954,331.10

Finding the Fourth Proportional to 90,207,082.46, 124,486,686.88 and 48,954,331.10

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Solution

The fourth proportional to 90,207,082.46, 124,486,686.88 and 48,954,331.10 is: 67,557,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,207,082.46 : 124,486,686.88 = 48,954,331.10 : x
  2. Step 2: Convert to fraction form
    90,207,082.46/124,486,686.88 = 48,954,331.10/x
  3. Step 3: Cross multiply
    90,207,082.46x = 124,486,686.88 × 48,954,331.10
  4. Step 4: Simplify right side
    90,207,082.46x = 6,094,162,487,065,546
  5. Step 5: Solve for x
    x = 6,094,162,487,065,546/90,207,082.46
  6. Step 6: Final answer
    x = 67,557,472.44

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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.