Home / 126,107,352.76-189,166,657.10-38,662,578.04

Finding the Fourth Proportional to 126,107,352.76, 189,166,657.10 and 38,662,578.04

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Solution

The fourth proportional to 126,107,352.76, 189,166,657.10 and 38,662,578.04 is: 57,995,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,107,352.76 : 189,166,657.10 = 38,662,578.04 : x
  2. Step 2: Convert to fraction form
    126,107,352.76/189,166,657.10 = 38,662,578.04/x
  3. Step 3: Cross multiply
    126,107,352.76x = 189,166,657.10 × 38,662,578.04
  4. Step 4: Simplify right side
    126,107,352.76x = 7,313,670,642,694,670
  5. Step 5: Solve for x
    x = 7,313,670,642,694,670/126,107,352.76
  6. Step 6: Final answer
    x = 57,995,592.51

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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.