Home / 565,269,337.20-847,904,005.80-442,825,330.80

Finding the Fourth Proportional to 565,269,337.20, 847,904,005.80 and 442,825,330.80

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Solution

The fourth proportional to 565,269,337.20, 847,904,005.80 and 442,825,330.80 is: 664,237,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,269,337.20 : 847,904,005.80 = 442,825,330.80 : x
  2. Step 2: Convert to fraction form
    565,269,337.20/847,904,005.80 = 442,825,330.80/x
  3. Step 3: Cross multiply
    565,269,337.20x = 847,904,005.80 × 442,825,330.80
  4. Step 4: Simplify right side
    565,269,337.20x = 375,473,371,855,030,080
  5. Step 5: Solve for x
    x = 375,473,371,855,030,080/565,269,337.20
  6. Step 6: Final answer
    x = 664,237,996.20

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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.