Home / 161,430,648.26-222,778,999.29-88,096,513.86

Finding the Fourth Proportional to 161,430,648.26, 222,778,999.29 and 88,096,513.86

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Solution

The fourth proportional to 161,430,648.26, 222,778,999.29 and 88,096,513.86 is: 121,575,756.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,430,648.26 : 222,778,999.29 = 88,096,513.86 : x
  2. Step 2: Convert to fraction form
    161,430,648.26/222,778,999.29 = 88,096,513.86/x
  3. Step 3: Cross multiply
    161,430,648.26x = 222,778,999.29 × 88,096,513.86
  4. Step 4: Simplify right side
    161,430,648.26x = 19,626,053,198,668,416
  5. Step 5: Solve for x
    x = 19,626,053,198,668,416/161,430,648.26
  6. Step 6: Final answer
    x = 121,575,756.59

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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.