Home / 77,277,613.87-106,644,146.96-41,996,119.31

Finding the Fourth Proportional to 77,277,613.87, 106,644,146.96 and 41,996,119.31

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Solution

The fourth proportional to 77,277,613.87, 106,644,146.96 and 41,996,119.31 is: 57,955,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,277,613.87 : 106,644,146.96 = 41,996,119.31 : x
  2. Step 2: Convert to fraction form
    77,277,613.87/106,644,146.96 = 41,996,119.31/x
  3. Step 3: Cross multiply
    77,277,613.87x = 106,644,146.96 × 41,996,119.31
  4. Step 4: Simplify right side
    77,277,613.87x = 4,478,640,319,180,581.50
  5. Step 5: Solve for x
    x = 4,478,640,319,180,581.50/77,277,613.87
  6. Step 6: Final answer
    x = 57,955,209.73

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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.