Home / 161,741,698.24-223,200,250.88-88,403,365.12

Finding the Fourth Proportional to 161,741,698.24, 223,200,250.88 and 88,403,365.12

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Solution

The fourth proportional to 161,741,698.24, 223,200,250.88 and 88,403,365.12 is: 121,994,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,741,698.24 : 223,200,250.88 = 88,403,365.12 : x
  2. Step 2: Convert to fraction form
    161,741,698.24/223,200,250.88 = 88,403,365.12/x
  3. Step 3: Cross multiply
    161,741,698.24x = 223,200,250.88 × 88,403,365.12
  4. Step 4: Simplify right side
    161,741,698.24x = 19,731,653,273,420,240
  5. Step 5: Solve for x
    x = 19,731,653,273,420,240/161,741,698.24
  6. Step 6: Final answer
    x = 121,994,844.18

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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.