Home / 367,756,440.56-551,468,656.20-105,380,978.66

Finding the Fourth Proportional to 367,756,440.56, 551,468,656.20 and 105,380,978.66

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Solution

The fourth proportional to 367,756,440.56, 551,468,656.20 and 105,380,978.66 is: 158,023,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,756,440.56 : 551,468,656.20 = 105,380,978.66 : x
  2. Step 2: Convert to fraction form
    367,756,440.56/551,468,656.20 = 105,380,978.66/x
  3. Step 3: Cross multiply
    367,756,440.56x = 551,468,656.20 × 105,380,978.66
  4. Step 4: Simplify right side
    367,756,440.56x = 58,114,306,690,671,080
  5. Step 5: Solve for x
    x = 58,114,306,690,671,080/367,756,440.56
  6. Step 6: Final answer
    x = 158,023,899.19

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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.