Home / 161,045,442,721.44-222,242,955,843.60-89,758,542,195.36

Finding the Fourth Proportional to 161,045,442,721.44, 222,242,955,843.60 and 89,758,542,195.36

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Solution

The fourth proportional to 161,045,442,721.44, 222,242,955,843.60 and 89,758,542,195.36 is: 123,866,924,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,045,442,721.44 : 222,242,955,843.60 = 89,758,542,195.36 : x
  2. Step 2: Convert to fraction form
    161,045,442,721.44/222,242,955,843.60 = 89,758,542,195.36/x
  3. Step 3: Cross multiply
    161,045,442,721.44x = 222,242,955,843.60 × 89,758,542,195.36
  4. Step 4: Simplify right side
    161,045,442,721.44x = 19,948,203,729,709,300,711,424
  5. Step 5: Solve for x
    x = 19,948,203,729,709,300,711,424/161,045,442,721.44
  6. Step 6: Final answer
    x = 123,866,924,717.73

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1.5x scale

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.