Home / 439,560,352.20-659,340,528.30-132,899,795.40

Finding the Fourth Proportional to 439,560,352.20, 659,340,528.30 and 132,899,795.40

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Solution

The fourth proportional to 439,560,352.20, 659,340,528.30 and 132,899,795.40 is: 199,349,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,560,352.20 : 659,340,528.30 = 132,899,795.40 : x
  2. Step 2: Convert to fraction form
    439,560,352.20/659,340,528.30 = 132,899,795.40/x
  3. Step 3: Cross multiply
    439,560,352.20x = 659,340,528.30 × 132,899,795.40
  4. Step 4: Simplify right side
    439,560,352.20x = 87,626,221,309,997,904
  5. Step 5: Solve for x
    x = 87,626,221,309,997,904/439,560,352.20
  6. Step 6: Final answer
    x = 199,349,693.10

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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.