Home / 295,220,589.28-442,873,146-90,765,831.52

Finding the Fourth Proportional to 295,220,589.28, 442,873,146 and 90,765,831.52

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Solution

The fourth proportional to 295,220,589.28, 442,873,146 and 90,765,831.52 is: 136,161,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,220,589.28 : 442,873,146 = 90,765,831.52 : x
  2. Step 2: Convert to fraction form
    295,220,589.28/442,873,146 = 90,765,831.52/x
  3. Step 3: Cross multiply
    295,220,589.28x = 442,873,146 × 90,765,831.52
  4. Step 4: Simplify right side
    295,220,589.28x = 40,197,749,354,568,360
  5. Step 5: Solve for x
    x = 40,197,749,354,568,360/295,220,589.28
  6. Step 6: Final answer
    x = 136,161,740.79

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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.