Home / 161,430,648.76-222,778,999.98-88,096,514.36

Finding the Fourth Proportional to 161,430,648.76, 222,778,999.98 and 88,096,514.36

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Solution

The fourth proportional to 161,430,648.76, 222,778,999.98 and 88,096,514.36 is: 121,575,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,430,648.76 : 222,778,999.98 = 88,096,514.36 : x
  2. Step 2: Convert to fraction form
    161,430,648.76/222,778,999.98 = 88,096,514.36/x
  3. Step 3: Cross multiply
    161,430,648.76x = 222,778,999.98 × 88,096,514.36
  4. Step 4: Simplify right side
    161,430,648.76x = 19,626,053,370,844,508
  5. Step 5: Solve for x
    x = 19,626,053,370,844,508/161,430,648.76
  6. Step 6: Final answer
    x = 121,575,757.28

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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.