Home / 43,117,805,924.80-64,665,229,761.60-13,272,079,364.80

Finding the Fourth Proportional to 43,117,805,924.80, 64,665,229,761.60 and 13,272,079,364.80

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Solution

The fourth proportional to 43,117,805,924.80, 64,665,229,761.60 and 13,272,079,364.80 is: 19,904,585,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,117,805,924.80 : 64,665,229,761.60 = 13,272,079,364.80 : x
  2. Step 2: Convert to fraction form
    43,117,805,924.80/64,665,229,761.60 = 13,272,079,364.80/x
  3. Step 3: Cross multiply
    43,117,805,924.80x = 64,665,229,761.60 × 13,272,079,364.80
  4. Step 4: Simplify right side
    43,117,805,924.80x = 858,242,061,538,982,100,992
  5. Step 5: Solve for x
    x = 858,242,061,538,982,100,992/43,117,805,924.80
  6. Step 6: Final answer
    x = 19,904,585,660.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.