Home / 629,856,850.80-944,785,276.20-476,801,842.80

Finding the Fourth Proportional to 629,856,850.80, 944,785,276.20 and 476,801,842.80

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Solution

The fourth proportional to 629,856,850.80, 944,785,276.20 and 476,801,842.80 is: 715,202,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,850.80 : 944,785,276.20 = 476,801,842.80 : x
  2. Step 2: Convert to fraction form
    629,856,850.80/944,785,276.20 = 476,801,842.80/x
  3. Step 3: Cross multiply
    629,856,850.80x = 944,785,276.20 × 476,801,842.80
  4. Step 4: Simplify right side
    629,856,850.80x = 450,475,360,742,467,008
  5. Step 5: Solve for x
    x = 450,475,360,742,467,008/629,856,850.80
  6. Step 6: Final answer
    x = 715,202,764.20

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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.