Home / 48,385,600.80-72,578,401.20-27,978,266.40

Finding the Fourth Proportional to 48,385,600.80, 72,578,401.20 and 27,978,266.40

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Solution

The fourth proportional to 48,385,600.80, 72,578,401.20 and 27,978,266.40 is: 41,967,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,600.80 : 72,578,401.20 = 27,978,266.40 : x
  2. Step 2: Convert to fraction form
    48,385,600.80/72,578,401.20 = 27,978,266.40/x
  3. Step 3: Cross multiply
    48,385,600.80x = 72,578,401.20 × 27,978,266.40
  4. Step 4: Simplify right side
    48,385,600.80x = 2,030,617,843,659,679.75
  5. Step 5: Solve for x
    x = 2,030,617,843,659,679.75/48,385,600.80
  6. Step 6: Final answer
    x = 41,967,399.60

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Similar ratio
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1.5x scale

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.