Home / 205,791,476.69-283,599,763.22-202,008,945.38

Finding the Fourth Proportional to 205,791,476.69, 283,599,763.22 and 202,008,945.38

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Solution

The fourth proportional to 205,791,476.69, 283,599,763.22 and 202,008,945.38 is: 278,387,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,791,476.69 : 283,599,763.22 = 202,008,945.38 : x
  2. Step 2: Convert to fraction form
    205,791,476.69/283,599,763.22 = 202,008,945.38/x
  3. Step 3: Cross multiply
    205,791,476.69x = 283,599,763.22 × 202,008,945.38
  4. Step 4: Simplify right side
    205,791,476.69x = 57,289,689,077,176,944
  5. Step 5: Solve for x
    x = 57,289,689,077,176,944/205,791,476.69
  6. Step 6: Final answer
    x = 278,387,083.85

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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.