Home / 147,649,600.80-221,474,401.20-39,944,224.80

Finding the Fourth Proportional to 147,649,600.80, 221,474,401.20 and 39,944,224.80

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Solution

The fourth proportional to 147,649,600.80, 221,474,401.20 and 39,944,224.80 is: 59,916,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,649,600.80 : 221,474,401.20 = 39,944,224.80 : x
  2. Step 2: Convert to fraction form
    147,649,600.80/221,474,401.20 = 39,944,224.80/x
  3. Step 3: Cross multiply
    147,649,600.80x = 221,474,401.20 × 39,944,224.80
  4. Step 4: Simplify right side
    147,649,600.80x = 8,846,623,268,978,189
  5. Step 5: Solve for x
    x = 8,846,623,268,978,189/147,649,600.80
  6. Step 6: Final answer
    x = 59,916,337.20

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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.