Home / 941,755,550.68-1,299,612,346.72-518,360,159.64

Finding the Fourth Proportional to 941,755,550.68, 1,299,612,346.72 and 518,360,159.64

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Solution

The fourth proportional to 941,755,550.68, 1,299,612,346.72 and 518,360,159.64 is: 715,331,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,755,550.68 : 1,299,612,346.72 = 518,360,159.64 : x
  2. Step 2: Convert to fraction form
    941,755,550.68/1,299,612,346.72 = 518,360,159.64/x
  3. Step 3: Cross multiply
    941,755,550.68x = 1,299,612,346.72 × 518,360,159.64
  4. Step 4: Simplify right side
    941,755,550.68x = 673,667,263,515,894,272
  5. Step 5: Solve for x
    x = 673,667,263,515,894,272/941,755,550.68
  6. Step 6: Final answer
    x = 715,331,343.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.