Home / 96,568,972.80-144,853,459.20-87,782,481.60

Finding the Fourth Proportional to 96,568,972.80, 144,853,459.20 and 87,782,481.60

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Solution

The fourth proportional to 96,568,972.80, 144,853,459.20 and 87,782,481.60 is: 131,673,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,568,972.80 : 144,853,459.20 = 87,782,481.60 : x
  2. Step 2: Convert to fraction form
    96,568,972.80/144,853,459.20 = 87,782,481.60/x
  3. Step 3: Cross multiply
    96,568,972.80x = 144,853,459.20 × 87,782,481.60
  4. Step 4: Simplify right side
    96,568,972.80x = 12,715,596,116,920,348
  5. Step 5: Solve for x
    x = 12,715,596,116,920,348/96,568,972.80
  6. Step 6: Final answer
    x = 131,673,722.40

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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.