Home / 157,451,919.30-236,161,932.66-42,448,086.90

Finding the Fourth Proportional to 157,451,919.30, 236,161,932.66 and 42,448,086.90

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Solution

The fourth proportional to 157,451,919.30, 236,161,932.66 and 42,448,086.90 is: 63,667,831.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451,919.30 : 236,161,932.66 = 42,448,086.90 : x
  2. Step 2: Convert to fraction form
    157,451,919.30/236,161,932.66 = 42,448,086.90/x
  3. Step 3: Cross multiply
    157,451,919.30x = 236,161,932.66 × 42,448,086.90
  4. Step 4: Simplify right side
    157,451,919.30x = 10,024,622,240,023,628
  5. Step 5: Solve for x
    x = 10,024,622,240,023,628/157,451,919.30
  6. Step 6: Final answer
    x = 63,667,831.33

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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.