Home / 160,928,544.15-222,160,117.05-107,986,309.71

Finding the Fourth Proportional to 160,928,544.15, 222,160,117.05 and 107,986,309.71

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Solution

The fourth proportional to 160,928,544.15, 222,160,117.05 and 107,986,309.71 is: 149,073,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,928,544.15 : 222,160,117.05 = 107,986,309.71 : x
  2. Step 2: Convert to fraction form
    160,928,544.15/222,160,117.05 = 107,986,309.71/x
  3. Step 3: Cross multiply
    160,928,544.15x = 222,160,117.05 × 107,986,309.71
  4. Step 4: Simplify right side
    160,928,544.15x = 23,990,251,204,971,152
  5. Step 5: Solve for x
    x = 23,990,251,204,971,152/160,928,544.15
  6. Step 6: Final answer
    x = 149,073,934.22

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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.