Home / 135,253,599.52-203,011,591.78-65,273,076.41

Finding the Fourth Proportional to 135,253,599.52, 203,011,591.78 and 65,273,076.41

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Solution

The fourth proportional to 135,253,599.52, 203,011,591.78 and 65,273,076.41 is: 97,972,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,253,599.52 : 203,011,591.78 = 65,273,076.41 : x
  2. Step 2: Convert to fraction form
    135,253,599.52/203,011,591.78 = 65,273,076.41/x
  3. Step 3: Cross multiply
    135,253,599.52x = 203,011,591.78 × 65,273,076.41
  4. Step 4: Simplify right side
    135,253,599.52x = 13,251,191,142,371,668
  5. Step 5: Solve for x
    x = 13,251,191,142,371,668/135,253,599.52
  6. Step 6: Final answer
    x = 97,972,927.81

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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.