Home / 159,498,617.80-220,149,045.83-103,882,628.24

Finding the Fourth Proportional to 159,498,617.80, 220,149,045.83 and 103,882,628.24

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Solution

The fourth proportional to 159,498,617.80, 220,149,045.83 and 103,882,628.24 is: 143,384,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,498,617.80 : 220,149,045.83 = 103,882,628.24 : x
  2. Step 2: Convert to fraction form
    159,498,617.80/220,149,045.83 = 103,882,628.24/x
  3. Step 3: Cross multiply
    159,498,617.80x = 220,149,045.83 × 103,882,628.24
  4. Step 4: Simplify right side
    159,498,617.80x = 22,869,661,484,829,196
  5. Step 5: Solve for x
    x = 22,869,661,484,829,196/159,498,617.80
  6. Step 6: Final answer
    x = 143,384,700.14

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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.