Home / 77,760,463.20-116,640,694.80-26,625,487.20

Finding the Fourth Proportional to 77,760,463.20, 116,640,694.80 and 26,625,487.20

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Solution

The fourth proportional to 77,760,463.20, 116,640,694.80 and 26,625,487.20 is: 39,938,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,760,463.20 : 116,640,694.80 = 26,625,487.20 : x
  2. Step 2: Convert to fraction form
    77,760,463.20/116,640,694.80 = 26,625,487.20/x
  3. Step 3: Cross multiply
    77,760,463.20x = 116,640,694.80 × 26,625,487.20
  4. Step 4: Simplify right side
    77,760,463.20x = 3,105,615,326,396,506.50
  5. Step 5: Solve for x
    x = 3,105,615,326,396,506.50/77,760,463.20
  6. Step 6: Final answer
    x = 39,938,230.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.