Home / 81,650,717.10-122,476,075.65-33,151,805.10

Finding the Fourth Proportional to 81,650,717.10, 122,476,075.65 and 33,151,805.10

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Solution

The fourth proportional to 81,650,717.10, 122,476,075.65 and 33,151,805.10 is: 49,727,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,650,717.10 : 122,476,075.65 = 33,151,805.10 : x
  2. Step 2: Convert to fraction form
    81,650,717.10/122,476,075.65 = 33,151,805.10/x
  3. Step 3: Cross multiply
    81,650,717.10x = 122,476,075.65 × 33,151,805.10
  4. Step 4: Simplify right side
    81,650,717.10x = 4,060,302,989,361,656
  5. Step 5: Solve for x
    x = 4,060,302,989,361,656/81,650,717.10
  6. Step 6: Final answer
    x = 49,727,707.65

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Similar ratio
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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.