Home / 170,016,613.20-255,024,919.80-101,992,165.20

Finding the Fourth Proportional to 170,016,613.20, 255,024,919.80 and 101,992,165.20

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Solution

The fourth proportional to 170,016,613.20, 255,024,919.80 and 101,992,165.20 is: 152,988,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,016,613.20 : 255,024,919.80 = 101,992,165.20 : x
  2. Step 2: Convert to fraction form
    170,016,613.20/255,024,919.80 = 101,992,165.20/x
  3. Step 3: Cross multiply
    170,016,613.20x = 255,024,919.80 × 101,992,165.20
  4. Step 4: Simplify right side
    170,016,613.20x = 26,010,543,750,358,352
  5. Step 5: Solve for x
    x = 26,010,543,750,358,352/170,016,613.20
  6. Step 6: Final answer
    x = 152,988,247.80

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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.