Home / 387,148,694.85-580,722,514.63-179,773,708.03

Finding the Fourth Proportional to 387,148,694.85, 580,722,514.63 and 179,773,708.03

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Solution

The fourth proportional to 387,148,694.85, 580,722,514.63 and 179,773,708.03 is: 269,660,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,148,694.85 : 580,722,514.63 = 179,773,708.03 : x
  2. Step 2: Convert to fraction form
    387,148,694.85/580,722,514.63 = 179,773,708.03/x
  3. Step 3: Cross multiply
    387,148,694.85x = 580,722,514.63 × 179,773,708.03
  4. Step 4: Simplify right side
    387,148,694.85x = 104,398,639,789,639,792
  5. Step 5: Solve for x
    x = 104,398,639,789,639,792/387,148,694.85
  6. Step 6: Final answer
    x = 269,660,317.03

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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.