Home / 159,499,662.64-220,150,484.96-103,883,669.44

Finding the Fourth Proportional to 159,499,662.64, 220,150,484.96 and 103,883,669.44

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Solution

The fourth proportional to 159,499,662.64, 220,150,484.96 and 103,883,669.44 is: 143,386,135.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,499,662.64 : 220,150,484.96 = 103,883,669.44 : x
  2. Step 2: Convert to fraction form
    159,499,662.64/220,150,484.96 = 103,883,669.44/x
  3. Step 3: Cross multiply
    159,499,662.64x = 220,150,484.96 × 103,883,669.44
  4. Step 4: Simplify right side
    159,499,662.64x = 22,870,040,206,640,332
  5. Step 5: Solve for x
    x = 22,870,040,206,640,332/159,499,662.64
  6. Step 6: Final answer
    x = 143,386,135.29

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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.