Home / 403,291,213.30-603,425,165.55-267,242,317.30

Finding the Fourth Proportional to 403,291,213.30, 603,425,165.55 and 267,242,317.30

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Solution

The fourth proportional to 403,291,213.30, 603,425,165.55 and 267,242,317.30 is: 399,861,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,291,213.30 : 603,425,165.55 = 267,242,317.30 : x
  2. Step 2: Convert to fraction form
    403,291,213.30/603,425,165.55 = 267,242,317.30/x
  3. Step 3: Cross multiply
    403,291,213.30x = 603,425,165.55 × 267,242,317.30
  4. Step 4: Simplify right side
    403,291,213.30x = 161,260,739,558,718,112
  5. Step 5: Solve for x
    x = 161,260,739,558,718,112/403,291,213.30
  6. Step 6: Final answer
    x = 399,861,772.93

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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.