Home / 126,382,695.60-189,574,043.40-88,087,450.80

Finding the Fourth Proportional to 126,382,695.60, 189,574,043.40 and 88,087,450.80

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Solution

The fourth proportional to 126,382,695.60, 189,574,043.40 and 88,087,450.80 is: 132,131,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,382,695.60 : 189,574,043.40 = 88,087,450.80 : x
  2. Step 2: Convert to fraction form
    126,382,695.60/189,574,043.40 = 88,087,450.80/x
  3. Step 3: Cross multiply
    126,382,695.60x = 189,574,043.40 × 88,087,450.80
  4. Step 4: Simplify right side
    126,382,695.60x = 16,699,094,220,954,564
  5. Step 5: Solve for x
    x = 16,699,094,220,954,564/126,382,695.60
  6. Step 6: Final answer
    x = 132,131,176.20

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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.