Home / 170,016,612.70-255,024,919.05-101,992,164.70

Finding the Fourth Proportional to 170,016,612.70, 255,024,919.05 and 101,992,164.70

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Solution

The fourth proportional to 170,016,612.70, 255,024,919.05 and 101,992,164.70 is: 152,988,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,016,612.70 : 255,024,919.05 = 101,992,164.70 : x
  2. Step 2: Convert to fraction form
    170,016,612.70/255,024,919.05 = 101,992,164.70/x
  3. Step 3: Cross multiply
    170,016,612.70x = 255,024,919.05 × 101,992,164.70
  4. Step 4: Simplify right side
    170,016,612.70x = 26,010,543,546,351,768
  5. Step 5: Solve for x
    x = 26,010,543,546,351,768/170,016,612.70
  6. Step 6: Final answer
    x = 152,988,247.05

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1.5x scale

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.