Home / 79,722,707.80-110,017,335.88-43,053,278.80

Finding the Fourth Proportional to 79,722,707.80, 110,017,335.88 and 43,053,278.80

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Solution

The fourth proportional to 79,722,707.80, 110,017,335.88 and 43,053,278.80 is: 59,413,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,707.80 : 110,017,335.88 = 43,053,278.80 : x
  2. Step 2: Convert to fraction form
    79,722,707.80/110,017,335.88 = 43,053,278.80/x
  3. Step 3: Cross multiply
    79,722,707.80x = 110,017,335.88 × 43,053,278.80
  4. Step 4: Simplify right side
    79,722,707.80x = 4,736,607,034,474,883
  5. Step 5: Solve for x
    x = 4,736,607,034,474,883/79,722,707.80
  6. Step 6: Final answer
    x = 59,413,524.27

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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.