Home / 126,615,074.40-189,823,389.84-49,995,452.88

Finding the Fourth Proportional to 126,615,074.40, 189,823,389.84 and 49,995,452.88

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Solution

The fourth proportional to 126,615,074.40, 189,823,389.84 and 49,995,452.88 is: 74,954,000.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,615,074.40 : 189,823,389.84 = 49,995,452.88 : x
  2. Step 2: Convert to fraction form
    126,615,074.40/189,823,389.84 = 49,995,452.88/x
  3. Step 3: Cross multiply
    126,615,074.40x = 189,823,389.84 × 49,995,452.88
  4. Step 4: Simplify right side
    126,615,074.40x = 9,490,306,342,267,592
  5. Step 5: Solve for x
    x = 9,490,306,342,267,592/126,615,074.40
  6. Step 6: Final answer
    x = 74,954,000.44

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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.