Home / 199,494,680.10-275,151,159.32-171,664,028.62

Finding the Fourth Proportional to 199,494,680.10, 275,151,159.32 and 171,664,028.62

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Solution

The fourth proportional to 199,494,680.10, 275,151,159.32 and 171,664,028.62 is: 236,765,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,494,680.10 : 275,151,159.32 = 171,664,028.62 : x
  2. Step 2: Convert to fraction form
    199,494,680.10/275,151,159.32 = 171,664,028.62/x
  3. Step 3: Cross multiply
    199,494,680.10x = 275,151,159.32 × 171,664,028.62
  4. Step 4: Simplify right side
    199,494,680.10x = 47,233,556,488,334,656
  5. Step 5: Solve for x
    x = 47,233,556,488,334,656/199,494,680.10
  6. Step 6: Final answer
    x = 236,765,995.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.