Home / 283,480,819.20-391,254,261.66-165,999,290.76

Finding the Fourth Proportional to 283,480,819.20, 391,254,261.66 and 165,999,290.76

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Solution

The fourth proportional to 283,480,819.20, 391,254,261.66 and 165,999,290.76 is: 229,108,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,480,819.20 : 391,254,261.66 = 165,999,290.76 : x
  2. Step 2: Convert to fraction form
    283,480,819.20/391,254,261.66 = 165,999,290.76/x
  3. Step 3: Cross multiply
    283,480,819.20x = 391,254,261.66 × 165,999,290.76
  4. Step 4: Simplify right side
    283,480,819.20x = 64,947,929,942,387,464
  5. Step 5: Solve for x
    x = 64,947,929,942,387,464/283,480,819.20
  6. Step 6: Final answer
    x = 229,108,728.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.