Home / 1,165,342,077.14-1,608,153,297.09-636,694,708.82

Finding the Fourth Proportional to 1,165,342,077.14, 1,608,153,297.09 and 636,694,708.82

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Solution

The fourth proportional to 1,165,342,077.14, 1,608,153,297.09 and 636,694,708.82 is: 878,628,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,342,077.14 : 1,608,153,297.09 = 636,694,708.82 : x
  2. Step 2: Convert to fraction form
    1,165,342,077.14/1,608,153,297.09 = 636,694,708.82/x
  3. Step 3: Cross multiply
    1,165,342,077.14x = 1,608,153,297.09 × 636,694,708.82
  4. Step 4: Simplify right side
    1,165,342,077.14x = 1,023,902,695,228,640,512
  5. Step 5: Solve for x
    x = 1,023,902,695,228,640,512/1,165,342,077.14
  6. Step 6: Final answer
    x = 878,628,443.37

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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.