Home / 159,257,791.26-219,782,570.54-88,693,401.08

Finding the Fourth Proportional to 159,257,791.26, 219,782,570.54 and 88,693,401.08

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Solution

The fourth proportional to 159,257,791.26, 219,782,570.54 and 88,693,401.08 is: 122,400,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,257,791.26 : 219,782,570.54 = 88,693,401.08 : x
  2. Step 2: Convert to fraction form
    159,257,791.26/219,782,570.54 = 88,693,401.08/x
  3. Step 3: Cross multiply
    159,257,791.26x = 219,782,570.54 × 88,693,401.08
  4. Step 4: Simplify right side
    159,257,791.26x = 19,493,263,679,403,600
  5. Step 5: Solve for x
    x = 19,493,263,679,403,600/159,257,791.26
  6. Step 6: Final answer
    x = 122,400,690.89

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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.