Home / 982,901,010.38-1,356,394,440.27-536,864,255.40

Finding the Fourth Proportional to 982,901,010.38, 1,356,394,440.27 and 536,864,255.40

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Solution

The fourth proportional to 982,901,010.38, 1,356,394,440.27 and 536,864,255.40 is: 740,867,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,901,010.38 : 1,356,394,440.27 = 536,864,255.40 : x
  2. Step 2: Convert to fraction form
    982,901,010.38/1,356,394,440.27 = 536,864,255.40/x
  3. Step 3: Cross multiply
    982,901,010.38x = 1,356,394,440.27 × 536,864,255.40
  4. Step 4: Simplify right side
    982,901,010.38x = 728,199,691,195,341,440
  5. Step 5: Solve for x
    x = 728,199,691,195,341,440/982,901,010.38
  6. Step 6: Final answer
    x = 740,867,781.71

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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.