Home / 232,479,953.47-320,822,353.33-128,058,024.80

Finding the Fourth Proportional to 232,479,953.47, 320,822,353.33 and 128,058,024.80

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Solution

The fourth proportional to 232,479,953.47, 320,822,353.33 and 128,058,024.80 is: 176,720,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,479,953.47 : 320,822,353.33 = 128,058,024.80 : x
  2. Step 2: Convert to fraction form
    232,479,953.47/320,822,353.33 = 128,058,024.80/x
  3. Step 3: Cross multiply
    232,479,953.47x = 320,822,353.33 × 128,058,024.80
  4. Step 4: Simplify right side
    232,479,953.47x = 41,083,876,878,797,232
  5. Step 5: Solve for x
    x = 41,083,876,878,797,232/232,479,953.47
  6. Step 6: Final answer
    x = 176,720,083.88

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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.