Home / 170,039,348.10-255,059,022.15-83,945,906.10

Finding the Fourth Proportional to 170,039,348.10, 255,059,022.15 and 83,945,906.10

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Solution

The fourth proportional to 170,039,348.10, 255,059,022.15 and 83,945,906.10 is: 125,918,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,039,348.10 : 255,059,022.15 = 83,945,906.10 : x
  2. Step 2: Convert to fraction form
    170,039,348.10/255,059,022.15 = 83,945,906.10/x
  3. Step 3: Cross multiply
    170,039,348.10x = 255,059,022.15 × 83,945,906.10
  4. Step 4: Simplify right side
    170,039,348.10x = 21,411,160,723,361,720
  5. Step 5: Solve for x
    x = 21,411,160,723,361,720/170,039,348.10
  6. Step 6: Final answer
    x = 125,918,859.15

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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.