Home / 170,750,461.05-255,982,166.06-138,321,944.73

Finding the Fourth Proportional to 170,750,461.05, 255,982,166.06 and 138,321,944.73

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Solution

The fourth proportional to 170,750,461.05, 255,982,166.06 and 138,321,944.73 is: 207,366,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,750,461.05 : 255,982,166.06 = 138,321,944.73 : x
  2. Step 2: Convert to fraction form
    170,750,461.05/255,982,166.06 = 138,321,944.73/x
  3. Step 3: Cross multiply
    170,750,461.05x = 255,982,166.06 × 138,321,944.73
  4. Step 4: Simplify right side
    170,750,461.05x = 35,407,951,024,925,392
  5. Step 5: Solve for x
    x = 35,407,951,024,925,392/170,750,461.05
  6. Step 6: Final answer
    x = 207,366,649.60

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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.