Home / 941,755,556.16-1,299,612,353.76-518,360,164.92

Finding the Fourth Proportional to 941,755,556.16, 1,299,612,353.76 and 518,360,164.92

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Solution

The fourth proportional to 941,755,556.16, 1,299,612,353.76 and 518,360,164.92 is: 715,331,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,755,556.16 : 1,299,612,353.76 = 518,360,164.92 : x
  2. Step 2: Convert to fraction form
    941,755,556.16/1,299,612,353.76 = 518,360,164.92/x
  3. Step 3: Cross multiply
    941,755,556.16x = 1,299,612,353.76 × 518,360,164.92
  4. Step 4: Simplify right side
    941,755,556.16x = 673,667,274,027,102,976
  5. Step 5: Solve for x
    x = 673,667,274,027,102,976/941,755,556.16
  6. Step 6: Final answer
    x = 715,331,350.71

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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.