Home / 1,647,987,412.55-2,471,488,059.68-542,388,184.97

Finding the Fourth Proportional to 1,647,987,412.55, 2,471,488,059.68 and 542,388,184.97

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Solution

The fourth proportional to 1,647,987,412.55, 2,471,488,059.68 and 542,388,184.97 is: 813,420,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,987,412.55 : 2,471,488,059.68 = 542,388,184.97 : x
  2. Step 2: Convert to fraction form
    1,647,987,412.55/2,471,488,059.68 = 542,388,184.97/x
  3. Step 3: Cross multiply
    1,647,987,412.55x = 2,471,488,059.68 × 542,388,184.97
  4. Step 4: Simplify right side
    1,647,987,412.55x = 1,340,505,922,862,150,400
  5. Step 5: Solve for x
    x = 1,340,505,922,862,150,400/1,647,987,412.55
  6. Step 6: Final answer
    x = 813,420,001.06

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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.