Home / 259,594,515,342.78-358,242,534,585.30-143,853,208,296.48

Finding the Fourth Proportional to 259,594,515,342.78, 358,242,534,585.30 and 143,853,208,296.48

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Solution

The fourth proportional to 259,594,515,342.78, 358,242,534,585.30 and 143,853,208,296.48 is: 198,518,593,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,594,515,342.78 : 358,242,534,585.30 = 143,853,208,296.48 : x
  2. Step 2: Convert to fraction form
    259,594,515,342.78/358,242,534,585.30 = 143,853,208,296.48/x
  3. Step 3: Cross multiply
    259,594,515,342.78x = 358,242,534,585.30 × 143,853,208,296.48
  4. Step 4: Simplify right side
    259,594,515,342.78x = 51,534,337,948,358,100,910,080
  5. Step 5: Solve for x
    x = 51,534,337,948,358,100,910,080/259,594,515,342.78
  6. Step 6: Final answer
    x = 198,518,593,046.20

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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.