Home / 79,915,847.40-110,283,865.20-43,246,418.40

Finding the Fourth Proportional to 79,915,847.40, 110,283,865.20 and 43,246,418.40

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Solution

The fourth proportional to 79,915,847.40, 110,283,865.20 and 43,246,418.40 is: 59,680,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,915,847.40 : 110,283,865.20 = 43,246,418.40 : x
  2. Step 2: Convert to fraction form
    79,915,847.40/110,283,865.20 = 43,246,418.40/x
  3. Step 3: Cross multiply
    79,915,847.40x = 110,283,865.20 × 43,246,418.40
  4. Step 4: Simplify right side
    79,915,847.40x = 4,769,382,177,208,400
  5. Step 5: Solve for x
    x = 4,769,382,177,208,400/79,915,847.40
  6. Step 6: Final answer
    x = 59,680,055.11

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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.