Home / 853,305,346.13-1,177,657,086.24-482,051,292.35

Finding the Fourth Proportional to 853,305,346.13, 1,177,657,086.24 and 482,051,292.35

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Solution

The fourth proportional to 853,305,346.13, 1,177,657,086.24 and 482,051,292.35 is: 665,284,851.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,305,346.13 : 1,177,657,086.24 = 482,051,292.35 : x
  2. Step 2: Convert to fraction form
    853,305,346.13/1,177,657,086.24 = 482,051,292.35/x
  3. Step 3: Cross multiply
    853,305,346.13x = 1,177,657,086.24 × 482,051,292.35
  4. Step 4: Simplify right side
    853,305,346.13x = 567,691,120,361,239,168
  5. Step 5: Solve for x
    x = 567,691,120,361,239,168/853,305,346.13
  6. Step 6: Final answer
    x = 665,284,851.36

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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.