Home / 146,706,200.10-220,059,300.15-103,659,479.10

Finding the Fourth Proportional to 146,706,200.10, 220,059,300.15 and 103,659,479.10

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Solution

The fourth proportional to 146,706,200.10, 220,059,300.15 and 103,659,479.10 is: 155,489,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,706,200.10 : 220,059,300.15 = 103,659,479.10 : x
  2. Step 2: Convert to fraction form
    146,706,200.10/220,059,300.15 = 103,659,479.10/x
  3. Step 3: Cross multiply
    146,706,200.10x = 220,059,300.15 × 103,659,479.10
  4. Step 4: Simplify right side
    146,706,200.10x = 22,811,232,424,659,552
  5. Step 5: Solve for x
    x = 22,811,232,424,659,552/146,706,200.10
  6. Step 6: Final answer
    x = 155,489,218.65

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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.