Home / 79,380,065.70-119,070,098.55-25,532,820.90

Finding the Fourth Proportional to 79,380,065.70, 119,070,098.55 and 25,532,820.90

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Solution

The fourth proportional to 79,380,065.70, 119,070,098.55 and 25,532,820.90 is: 38,299,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,380,065.70 : 119,070,098.55 = 25,532,820.90 : x
  2. Step 2: Convert to fraction form
    79,380,065.70/119,070,098.55 = 25,532,820.90/x
  3. Step 3: Cross multiply
    79,380,065.70x = 119,070,098.55 × 25,532,820.90
  4. Step 4: Simplify right side
    79,380,065.70x = 3,040,195,500,822,499.50
  5. Step 5: Solve for x
    x = 3,040,195,500,822,499.50/79,380,065.70
  6. Step 6: Final answer
    x = 38,299,231.35

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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.