Home / 2,175,321,831.88-3,260,659,617.55-1,240,632,065.25

Finding the Fourth Proportional to 2,175,321,831.88, 3,260,659,617.55 and 1,240,632,065.25

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Solution

The fourth proportional to 2,175,321,831.88, 3,260,659,617.55 and 1,240,632,065.25 is: 1,859,623,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,321,831.88 : 3,260,659,617.55 = 1,240,632,065.25 : x
  2. Step 2: Convert to fraction form
    2,175,321,831.88/3,260,659,617.55 = 1,240,632,065.25/x
  3. Step 3: Cross multiply
    2,175,321,831.88x = 3,260,659,617.55 × 1,240,632,065.25
  4. Step 4: Simplify right side
    2,175,321,831.88x = 4,045,278,875,398,331,904
  5. Step 5: Solve for x
    x = 4,045,278,875,398,331,904/2,175,321,831.88
  6. Step 6: Final answer
    x = 1,859,623,167.53

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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.