Home / 383,476,534.20-575,214,801.30-319,703,614.20

Finding the Fourth Proportional to 383,476,534.20, 575,214,801.30 and 319,703,614.20

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Solution

The fourth proportional to 383,476,534.20, 575,214,801.30 and 319,703,614.20 is: 479,555,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,476,534.20 : 575,214,801.30 = 319,703,614.20 : x
  2. Step 2: Convert to fraction form
    383,476,534.20/575,214,801.30 = 319,703,614.20/x
  3. Step 3: Cross multiply
    383,476,534.20x = 575,214,801.30 × 319,703,614.20
  4. Step 4: Simplify right side
    383,476,534.20x = 183,898,250,916,944,832
  5. Step 5: Solve for x
    x = 183,898,250,916,944,832/383,476,534.20
  6. Step 6: Final answer
    x = 479,555,421.30

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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.