Home / 126,859,266.70-190,288,900.05-88,595,514.70

Finding the Fourth Proportional to 126,859,266.70, 190,288,900.05 and 88,595,514.70

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Solution

The fourth proportional to 126,859,266.70, 190,288,900.05 and 88,595,514.70 is: 132,893,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,859,266.70 : 190,288,900.05 = 88,595,514.70 : x
  2. Step 2: Convert to fraction form
    126,859,266.70/190,288,900.05 = 88,595,514.70/x
  3. Step 3: Cross multiply
    126,859,266.70x = 190,288,900.05 × 88,595,514.70
  4. Step 4: Simplify right side
    126,859,266.70x = 16,858,743,041,626,608
  5. Step 5: Solve for x
    x = 16,858,743,041,626,608/126,859,266.70
  6. Step 6: Final answer
    x = 132,893,272.05

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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.