Home / 2,175,321,832.88-3,260,659,619.05-1,240,632,066.25

Finding the Fourth Proportional to 2,175,321,832.88, 3,260,659,619.05 and 1,240,632,066.25

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Solution

The fourth proportional to 2,175,321,832.88, 3,260,659,619.05 and 1,240,632,066.25 is: 1,859,623,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,321,832.88 : 3,260,659,619.05 = 1,240,632,066.25 : x
  2. Step 2: Convert to fraction form
    2,175,321,832.88/3,260,659,619.05 = 1,240,632,066.25/x
  3. Step 3: Cross multiply
    2,175,321,832.88x = 3,260,659,619.05 × 1,240,632,066.25
  4. Step 4: Simplify right side
    2,175,321,832.88x = 4,045,278,880,519,939,584
  5. Step 5: Solve for x
    x = 4,045,278,880,519,939,584/2,175,321,832.88
  6. Step 6: Final answer
    x = 1,859,623,169.03

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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.