Home / 147,023,452.70-220,535,179.05-98,650,511.90

Finding the Fourth Proportional to 147,023,452.70, 220,535,179.05 and 98,650,511.90

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Solution

The fourth proportional to 147,023,452.70, 220,535,179.05 and 98,650,511.90 is: 147,975,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,023,452.70 : 220,535,179.05 = 98,650,511.90 : x
  2. Step 2: Convert to fraction form
    147,023,452.70/220,535,179.05 = 98,650,511.90/x
  3. Step 3: Cross multiply
    147,023,452.70x = 220,535,179.05 × 98,650,511.90
  4. Step 4: Simplify right side
    147,023,452.70x = 21,755,908,305,240,660
  5. Step 5: Solve for x
    x = 21,755,908,305,240,660/147,023,452.70
  6. Step 6: Final answer
    x = 147,975,767.85

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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.