Home / 322,052,423.60-483,078,635.40-272,167,828.40

Finding the Fourth Proportional to 322,052,423.60, 483,078,635.40 and 272,167,828.40

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Solution

The fourth proportional to 322,052,423.60, 483,078,635.40 and 272,167,828.40 is: 408,251,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,052,423.60 : 483,078,635.40 = 272,167,828.40 : x
  2. Step 2: Convert to fraction form
    322,052,423.60/483,078,635.40 = 272,167,828.40/x
  3. Step 3: Cross multiply
    322,052,423.60x = 483,078,635.40 × 272,167,828.40
  4. Step 4: Simplify right side
    322,052,423.60x = 131,478,463,143,253,344
  5. Step 5: Solve for x
    x = 131,478,463,143,253,344/322,052,423.60
  6. Step 6: Final answer
    x = 408,251,742.60

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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.