Home / 406,131,299.60-609,545,314.20-163,967,997.20

Finding the Fourth Proportional to 406,131,299.60, 609,545,314.20 and 163,967,997.20

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Solution

The fourth proportional to 406,131,299.60, 609,545,314.20 and 163,967,997.20 is: 246,092,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,131,299.60 : 609,545,314.20 = 163,967,997.20 : x
  2. Step 2: Convert to fraction form
    406,131,299.60/609,545,314.20 = 163,967,997.20/x
  3. Step 3: Cross multiply
    406,131,299.60x = 609,545,314.20 × 163,967,997.20
  4. Step 4: Simplify right side
    406,131,299.60x = 99,945,924,372,018,720
  5. Step 5: Solve for x
    x = 99,945,924,372,018,720/406,131,299.60
  6. Step 6: Final answer
    x = 246,092,641.64

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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.