Home / 146,706,184.20-220,059,276.30-78,681,736.20

Finding the Fourth Proportional to 146,706,184.20, 220,059,276.30 and 78,681,736.20

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Solution

The fourth proportional to 146,706,184.20, 220,059,276.30 and 78,681,736.20 is: 118,022,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,706,184.20 : 220,059,276.30 = 78,681,736.20 : x
  2. Step 2: Convert to fraction form
    146,706,184.20/220,059,276.30 = 78,681,736.20/x
  3. Step 3: Cross multiply
    146,706,184.20x = 220,059,276.30 × 78,681,736.20
  4. Step 4: Simplify right side
    146,706,184.20x = 17,314,645,926,199,514
  5. Step 5: Solve for x
    x = 17,314,645,926,199,514/146,706,184.20
  6. Step 6: Final answer
    x = 118,022,604.30

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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.