Home / 941,755,552.68-1,299,612,349.48-518,360,161.64

Finding the Fourth Proportional to 941,755,552.68, 1,299,612,349.48 and 518,360,161.64

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Solution

The fourth proportional to 941,755,552.68, 1,299,612,349.48 and 518,360,161.64 is: 715,331,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,755,552.68 : 1,299,612,349.48 = 518,360,161.64 : x
  2. Step 2: Convert to fraction form
    941,755,552.68/1,299,612,349.48 = 518,360,161.64/x
  3. Step 3: Cross multiply
    941,755,552.68x = 1,299,612,349.48 × 518,360,161.64
  4. Step 4: Simplify right side
    941,755,552.68x = 673,667,267,545,793,024
  5. Step 5: Solve for x
    x = 673,667,267,545,793,024/941,755,552.68
  6. Step 6: Final answer
    x = 715,331,346.47

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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.