Home / 135,253,601.28-203,011,594.40-65,273,078.16

Finding the Fourth Proportional to 135,253,601.28, 203,011,594.40 and 65,273,078.16

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Solution

The fourth proportional to 135,253,601.28, 203,011,594.40 and 65,273,078.16 is: 97,972,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,253,601.28 : 203,011,594.40 = 65,273,078.16 : x
  2. Step 2: Convert to fraction form
    135,253,601.28/203,011,594.40 = 65,273,078.16/x
  3. Step 3: Cross multiply
    135,253,601.28x = 203,011,594.40 × 65,273,078.16
  4. Step 4: Simplify right side
    135,253,601.28x = 13,251,191,668,820,600
  5. Step 5: Solve for x
    x = 13,251,191,668,820,600/135,253,601.28
  6. Step 6: Final answer
    x = 97,972,930.43

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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.