Home / 149,449,143.30-224,165,743.29-40,272,561.42

Finding the Fourth Proportional to 149,449,143.30, 224,165,743.29 and 40,272,561.42

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Solution

The fourth proportional to 149,449,143.30, 224,165,743.29 and 40,272,561.42 is: 60,406,693.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,449,143.30 : 224,165,743.29 = 40,272,561.42 : x
  2. Step 2: Convert to fraction form
    149,449,143.30/224,165,743.29 = 40,272,561.42/x
  3. Step 3: Cross multiply
    149,449,143.30x = 224,165,743.29 × 40,272,561.42
  4. Step 4: Simplify right side
    149,449,143.30x = 9,027,728,664,906,478
  5. Step 5: Solve for x
    x = 9,027,728,664,906,478/149,449,143.30
  6. Step 6: Final answer
    x = 60,406,693.98

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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.