Home / 534,387,652.20-801,581,478.30-262,289,860.20

Finding the Fourth Proportional to 534,387,652.20, 801,581,478.30 and 262,289,860.20

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Solution

The fourth proportional to 534,387,652.20, 801,581,478.30 and 262,289,860.20 is: 393,434,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,387,652.20 : 801,581,478.30 = 262,289,860.20 : x
  2. Step 2: Convert to fraction form
    534,387,652.20/801,581,478.30 = 262,289,860.20/x
  3. Step 3: Cross multiply
    534,387,652.20x = 801,581,478.30 × 262,289,860.20
  4. Step 4: Simplify right side
    534,387,652.20x = 210,246,693,882,216,320
  5. Step 5: Solve for x
    x = 210,246,693,882,216,320/534,387,652.20
  6. Step 6: Final answer
    x = 393,434,790.30

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Double scale
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Similar ratio
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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.