Home / 156,074,811.70-234,112,217.55-98,380,002.10

Finding the Fourth Proportional to 156,074,811.70, 234,112,217.55 and 98,380,002.10

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Solution

The fourth proportional to 156,074,811.70, 234,112,217.55 and 98,380,002.10 is: 147,570,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,074,811.70 : 234,112,217.55 = 98,380,002.10 : x
  2. Step 2: Convert to fraction form
    156,074,811.70/234,112,217.55 = 98,380,002.10/x
  3. Step 3: Cross multiply
    156,074,811.70x = 234,112,217.55 × 98,380,002.10
  4. Step 4: Simplify right side
    156,074,811.70x = 23,031,960,454,204,656
  5. Step 5: Solve for x
    x = 23,031,960,454,204,656/156,074,811.70
  6. Step 6: Final answer
    x = 147,570,003.15

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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.