Home / 403,291,212.30-603,425,164.05-267,242,316.30

Finding the Fourth Proportional to 403,291,212.30, 603,425,164.05 and 267,242,316.30

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Solution

The fourth proportional to 403,291,212.30, 603,425,164.05 and 267,242,316.30 is: 399,861,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,291,212.30 : 603,425,164.05 = 267,242,316.30 : x
  2. Step 2: Convert to fraction form
    403,291,212.30/603,425,164.05 = 267,242,316.30/x
  3. Step 3: Cross multiply
    403,291,212.30x = 603,425,164.05 × 267,242,316.30
  4. Step 4: Simplify right side
    403,291,212.30x = 161,260,738,554,429,472
  5. Step 5: Solve for x
    x = 161,260,738,554,429,472/403,291,212.30
  6. Step 6: Final answer
    x = 399,861,771.43

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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.