Home / 147,059,825.40-220,589,738.10-39,354,449.40

Finding the Fourth Proportional to 147,059,825.40, 220,589,738.10 and 39,354,449.40

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Solution

The fourth proportional to 147,059,825.40, 220,589,738.10 and 39,354,449.40 is: 59,031,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,059,825.40 : 220,589,738.10 = 39,354,449.40 : x
  2. Step 2: Convert to fraction form
    147,059,825.40/220,589,738.10 = 39,354,449.40/x
  3. Step 3: Cross multiply
    147,059,825.40x = 220,589,738.10 × 39,354,449.40
  4. Step 4: Simplify right side
    147,059,825.40x = 8,681,187,686,215,702
  5. Step 5: Solve for x
    x = 8,681,187,686,215,702/147,059,825.40
  6. Step 6: Final answer
    x = 59,031,674.10

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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.