Home / 356,366,157.90-534,589,595.20-319,749,540.85

Finding the Fourth Proportional to 356,366,157.90, 534,589,595.20 and 319,749,540.85

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Solution

The fourth proportional to 356,366,157.90, 534,589,595.20 and 319,749,540.85 is: 479,660,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,366,157.90 : 534,589,595.20 = 319,749,540.85 : x
  2. Step 2: Convert to fraction form
    356,366,157.90/534,589,595.20 = 319,749,540.85/x
  3. Step 3: Cross multiply
    356,366,157.90x = 534,589,595.20 × 319,749,540.85
  4. Step 4: Simplify right side
    356,366,157.90x = 170,934,777,604,648,544
  5. Step 5: Solve for x
    x = 170,934,777,604,648,544/356,366,157.90
  6. Step 6: Final answer
    x = 479,660,522.80

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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.