Home / 133,059,244.70-199,588,867.05-75,529,286.30

Finding the Fourth Proportional to 133,059,244.70, 199,588,867.05 and 75,529,286.30

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Solution

The fourth proportional to 133,059,244.70, 199,588,867.05 and 75,529,286.30 is: 113,293,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,244.70 : 199,588,867.05 = 75,529,286.30 : x
  2. Step 2: Convert to fraction form
    133,059,244.70/199,588,867.05 = 75,529,286.30/x
  3. Step 3: Cross multiply
    133,059,244.70x = 199,588,867.05 × 75,529,286.30
  4. Step 4: Simplify right side
    133,059,244.70x = 15,074,804,681,712,086
  5. Step 5: Solve for x
    x = 15,074,804,681,712,086/133,059,244.70
  6. Step 6: Final answer
    x = 113,293,929.45

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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.