Home / 100,287,228.55-150,441,161.56-34,708,251.20

Finding the Fourth Proportional to 100,287,228.55, 150,441,161.56 and 34,708,251.20

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Solution

The fourth proportional to 100,287,228.55, 150,441,161.56 and 34,708,251.20 is: 52,065,947.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,287,228.55 : 150,441,161.56 = 34,708,251.20 : x
  2. Step 2: Convert to fraction form
    100,287,228.55/150,441,161.56 = 34,708,251.20/x
  3. Step 3: Cross multiply
    100,287,228.55x = 150,441,161.56 × 34,708,251.20
  4. Step 4: Simplify right side
    100,287,228.55x = 5,221,549,625,405,288
  5. Step 5: Solve for x
    x = 5,221,549,625,405,288/100,287,228.55
  6. Step 6: Final answer
    x = 52,065,947.99

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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.