Home / 387,072,548.80-580,608,823.20-233,891,569.60

Finding the Fourth Proportional to 387,072,548.80, 580,608,823.20 and 233,891,569.60

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Solution

The fourth proportional to 387,072,548.80, 580,608,823.20 and 233,891,569.60 is: 350,837,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,072,548.80 : 580,608,823.20 = 233,891,569.60 : x
  2. Step 2: Convert to fraction form
    387,072,548.80/580,608,823.20 = 233,891,569.60/x
  3. Step 3: Cross multiply
    387,072,548.80x = 580,608,823.20 × 233,891,569.60
  4. Step 4: Simplify right side
    387,072,548.80x = 135,799,508,981,856,896
  5. Step 5: Solve for x
    x = 135,799,508,981,856,896/387,072,548.80
  6. Step 6: Final answer
    x = 350,837,354.40

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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.