Home / 159,620,062.20-220,275,588.40-86,281,204.20

Finding the Fourth Proportional to 159,620,062.20, 220,275,588.40 and 86,281,204.20

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Solution

The fourth proportional to 159,620,062.20, 220,275,588.40 and 86,281,204.20 is: 119,068,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,620,062.20 : 220,275,588.40 = 86,281,204.20 : x
  2. Step 2: Convert to fraction form
    159,620,062.20/220,275,588.40 = 86,281,204.20/x
  3. Step 3: Cross multiply
    159,620,062.20x = 220,275,588.40 × 86,281,204.20
  4. Step 4: Simplify right side
    159,620,062.20x = 19,005,643,023,015,552
  5. Step 5: Solve for x
    x = 19,005,643,023,015,552/159,620,062.20
  6. Step 6: Final answer
    x = 119,068,009.13

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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.