Home / 293,020,240.80-439,593,346.80-88,568,983.20

Finding the Fourth Proportional to 293,020,240.80, 439,593,346.80 and 88,568,983.20

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Solution

The fourth proportional to 293,020,240.80, 439,593,346.80 and 88,568,983.20 is: 132,872,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,020,240.80 : 439,593,346.80 = 88,568,983.20 : x
  2. Step 2: Convert to fraction form
    293,020,240.80/439,593,346.80 = 88,568,983.20/x
  3. Step 3: Cross multiply
    293,020,240.80x = 439,593,346.80 × 88,568,983.20
  4. Step 4: Simplify right side
    293,020,240.80x = 38,934,335,747,560,976
  5. Step 5: Solve for x
    x = 38,934,335,747,560,976/293,020,240.80
  6. Step 6: Final answer
    x = 132,872,512.97

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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.