Home / 555,490,228.30-765,834,942.04-441,296,509.92

Finding the Fourth Proportional to 555,490,228.30, 765,834,942.04 and 441,296,509.92

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Solution

The fourth proportional to 555,490,228.30, 765,834,942.04 and 441,296,509.92 is: 608,400,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,490,228.30 : 765,834,942.04 = 441,296,509.92 : x
  2. Step 2: Convert to fraction form
    555,490,228.30/765,834,942.04 = 441,296,509.92/x
  3. Step 3: Cross multiply
    555,490,228.30x = 765,834,942.04 × 441,296,509.92
  4. Step 4: Simplify right side
    555,490,228.30x = 337,960,287,098,327,616
  5. Step 5: Solve for x
    x = 337,960,287,098,327,616/555,490,228.30
  6. Step 6: Final answer
    x = 608,400,057.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.