Home / 100,941,035.18-151,412,766.15-28,153,385.42

Finding the Fourth Proportional to 100,941,035.18, 151,412,766.15 and 28,153,385.42

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Solution

The fourth proportional to 100,941,035.18, 151,412,766.15 and 28,153,385.42 is: 42,230,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,941,035.18 : 151,412,766.15 = 28,153,385.42 : x
  2. Step 2: Convert to fraction form
    100,941,035.18/151,412,766.15 = 28,153,385.42/x
  3. Step 3: Cross multiply
    100,941,035.18x = 151,412,766.15 × 28,153,385.42
  4. Step 4: Simplify right side
    100,941,035.18x = 4,262,781,962,929,280
  5. Step 5: Solve for x
    x = 4,262,781,962,929,280/100,941,035.18
  6. Step 6: Final answer
    x = 42,230,416.55

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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.