Home / 79,722,766.20-110,017,420.14-43,053,337.20

Finding the Fourth Proportional to 79,722,766.20, 110,017,420.14 and 43,053,337.20

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Solution

The fourth proportional to 79,722,766.20, 110,017,420.14 and 43,053,337.20 is: 59,413,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,766.20 : 110,017,420.14 = 43,053,337.20 : x
  2. Step 2: Convert to fraction form
    79,722,766.20/110,017,420.14 = 43,053,337.20/x
  3. Step 3: Cross multiply
    79,722,766.20x = 110,017,420.14 × 43,053,337.20
  4. Step 4: Simplify right side
    79,722,766.20x = 4,736,617,087,161,492
  5. Step 5: Solve for x
    x = 4,736,617,087,161,492/79,722,766.20
  6. Step 6: Final answer
    x = 59,413,606.84

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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.