Home / 170,403,896.80-255,605,845.20-149,358,833.20

Finding the Fourth Proportional to 170,403,896.80, 255,605,845.20 and 149,358,833.20

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Solution

The fourth proportional to 170,403,896.80, 255,605,845.20 and 149,358,833.20 is: 224,038,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,403,896.80 : 255,605,845.20 = 149,358,833.20 : x
  2. Step 2: Convert to fraction form
    170,403,896.80/255,605,845.20 = 149,358,833.20/x
  3. Step 3: Cross multiply
    170,403,896.80x = 255,605,845.20 × 149,358,833.20
  4. Step 4: Simplify right side
    170,403,896.80x = 38,176,990,798,171,816
  5. Step 5: Solve for x
    x = 38,176,990,798,171,816/170,403,896.80
  6. Step 6: Final answer
    x = 224,038,249.80

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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.