Home / 82,971,312.20-124,217,819.82-82,971,312.20

Finding the Fourth Proportional to 82,971,312.20, 124,217,819.82 and 82,971,312.20

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Solution

The fourth proportional to 82,971,312.20, 124,217,819.82 and 82,971,312.20 is: 124,217,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,971,312.20 : 124,217,819.82 = 82,971,312.20 : x
  2. Step 2: Convert to fraction form
    82,971,312.20/124,217,819.82 = 82,971,312.20/x
  3. Step 3: Cross multiply
    82,971,312.20x = 124,217,819.82 × 82,971,312.20
  4. Step 4: Simplify right side
    82,971,312.20x = 10,306,515,509,088,568
  5. Step 5: Solve for x
    x = 10,306,515,509,088,568/82,971,312.20
  6. Step 6: Final answer
    x = 124,217,819.82

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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.