Home / 82,944,087.40-124,416,131.10-47,112,279.40

Finding the Fourth Proportional to 82,944,087.40, 124,416,131.10 and 47,112,279.40

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Solution

The fourth proportional to 82,944,087.40, 124,416,131.10 and 47,112,279.40 is: 70,668,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,087.40 : 124,416,131.10 = 47,112,279.40 : x
  2. Step 2: Convert to fraction form
    82,944,087.40/124,416,131.10 = 47,112,279.40/x
  3. Step 3: Cross multiply
    82,944,087.40x = 124,416,131.10 × 47,112,279.40
  4. Step 4: Simplify right side
    82,944,087.40x = 5,861,527,530,250,229
  5. Step 5: Solve for x
    x = 5,861,527,530,250,229/82,944,087.40
  6. Step 6: Final answer
    x = 70,668,419.10

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Similar ratio
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1.5x scale

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.