Home / 351,518,936.40-527,278,404.60-337,186,213.20

Finding the Fourth Proportional to 351,518,936.40, 527,278,404.60 and 337,186,213.20

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Solution

The fourth proportional to 351,518,936.40, 527,278,404.60 and 337,186,213.20 is: 505,779,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,518,936.40 : 527,278,404.60 = 337,186,213.20 : x
  2. Step 2: Convert to fraction form
    351,518,936.40/527,278,404.60 = 337,186,213.20/x
  3. Step 3: Cross multiply
    351,518,936.40x = 527,278,404.60 × 337,186,213.20
  4. Step 4: Simplify right side
    351,518,936.40x = 177,791,008,549,211,456
  5. Step 5: Solve for x
    x = 177,791,008,549,211,456/351,518,936.40
  6. Step 6: Final answer
    x = 505,779,319.80

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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.