Home / 159,366,494.80-239,049,742.20-145,761,605.20

Finding the Fourth Proportional to 159,366,494.80, 239,049,742.20 and 145,761,605.20

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Solution

The fourth proportional to 159,366,494.80, 239,049,742.20 and 145,761,605.20 is: 218,642,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,366,494.80 : 239,049,742.20 = 145,761,605.20 : x
  2. Step 2: Convert to fraction form
    159,366,494.80/239,049,742.20 = 145,761,605.20/x
  3. Step 3: Cross multiply
    159,366,494.80x = 239,049,742.20 × 145,761,605.20
  4. Step 4: Simplify right side
    159,366,494.80x = 34,844,274,145,718,176
  5. Step 5: Solve for x
    x = 34,844,274,145,718,176/159,366,494.80
  6. Step 6: Final answer
    x = 218,642,407.80

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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.