Home / 205,045,778.47-282,932,734.96-124,535,874.38

Finding the Fourth Proportional to 205,045,778.47, 282,932,734.96 and 124,535,874.38

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Solution

The fourth proportional to 205,045,778.47, 282,932,734.96 and 124,535,874.38 is: 171,841,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,045,778.47 : 282,932,734.96 = 124,535,874.38 : x
  2. Step 2: Convert to fraction form
    205,045,778.47/282,932,734.96 = 124,535,874.38/x
  3. Step 3: Cross multiply
    205,045,778.47x = 282,932,734.96 × 124,535,874.38
  4. Step 4: Simplify right side
    205,045,778.47x = 35,235,275,538,772,696
  5. Step 5: Solve for x
    x = 35,235,275,538,772,696/205,045,778.47
  6. Step 6: Final answer
    x = 171,841,019.12

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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.