Home / 79,056,401.20-118,584,601.80-27,943,586.80

Finding the Fourth Proportional to 79,056,401.20, 118,584,601.80 and 27,943,586.80

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Solution

The fourth proportional to 79,056,401.20, 118,584,601.80 and 27,943,586.80 is: 41,915,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,056,401.20 : 118,584,601.80 = 27,943,586.80 : x
  2. Step 2: Convert to fraction form
    79,056,401.20/118,584,601.80 = 27,943,586.80/x
  3. Step 3: Cross multiply
    79,056,401.20x = 118,584,601.80 × 27,943,586.80
  4. Step 4: Simplify right side
    79,056,401.20x = 3,313,679,113,541,736
  5. Step 5: Solve for x
    x = 3,313,679,113,541,736/79,056,401.20
  6. Step 6: Final answer
    x = 41,915,380.20

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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.