Home / 101,656,191.26-140,286,420.78-55,246,454.76

Finding the Fourth Proportional to 101,656,191.26, 140,286,420.78 and 55,246,454.76

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Solution

The fourth proportional to 101,656,191.26, 140,286,420.78 and 55,246,454.76 is: 76,240,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,656,191.26 : 140,286,420.78 = 55,246,454.76 : x
  2. Step 2: Convert to fraction form
    101,656,191.26/140,286,420.78 = 55,246,454.76/x
  3. Step 3: Cross multiply
    101,656,191.26x = 140,286,420.78 × 55,246,454.76
  4. Step 4: Simplify right side
    101,656,191.26x = 7,750,327,399,064,594
  5. Step 5: Solve for x
    x = 7,750,327,399,064,594/101,656,191.26
  6. Step 6: Final answer
    x = 76,240,584.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.