Home / 161,259,736.65-222,557,329.30-91,655,580.27

Finding the Fourth Proportional to 161,259,736.65, 222,557,329.30 and 91,655,580.27

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Solution

The fourth proportional to 161,259,736.65, 222,557,329.30 and 91,655,580.27 is: 126,495,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,259,736.65 : 222,557,329.30 = 91,655,580.27 : x
  2. Step 2: Convert to fraction form
    161,259,736.65/222,557,329.30 = 91,655,580.27/x
  3. Step 3: Cross multiply
    161,259,736.65x = 222,557,329.30 × 91,655,580.27
  4. Step 4: Simplify right side
    161,259,736.65x = 20,398,621,161,109,820
  5. Step 5: Solve for x
    x = 20,398,621,161,109,820/161,259,736.65
  6. Step 6: Final answer
    x = 126,495,438.88

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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.