Home / 435,471,103.20-652,310,859.60-220,181,656.80

Finding the Fourth Proportional to 435,471,103.20, 652,310,859.60 and 220,181,656.80

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Solution

The fourth proportional to 435,471,103.20, 652,310,859.60 and 220,181,656.80 is: 329,819,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,471,103.20 : 652,310,859.60 = 220,181,656.80 : x
  2. Step 2: Convert to fraction form
    435,471,103.20/652,310,859.60 = 220,181,656.80/x
  3. Step 3: Cross multiply
    435,471,103.20x = 652,310,859.60 × 220,181,656.80
  4. Step 4: Simplify right side
    435,471,103.20x = 143,626,885,815,360,192
  5. Step 5: Solve for x
    x = 143,626,885,815,360,192/435,471,103.20
  6. Step 6: Final answer
    x = 329,819,555.79

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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.