Home / 865,997,893.47-1,196,063,524.17-587,055,141.39

Finding the Fourth Proportional to 865,997,893.47, 1,196,063,524.17 and 587,055,141.39

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Solution

The fourth proportional to 865,997,893.47, 1,196,063,524.17 and 587,055,141.39 is: 810,804,791.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,997,893.47 : 1,196,063,524.17 = 587,055,141.39 : x
  2. Step 2: Convert to fraction form
    865,997,893.47/1,196,063,524.17 = 587,055,141.39/x
  3. Step 3: Cross multiply
    865,997,893.47x = 1,196,063,524.17 × 587,055,141.39
  4. Step 4: Simplify right side
    865,997,893.47x = 702,155,241,292,448,128
  5. Step 5: Solve for x
    x = 702,155,241,292,448,128/865,997,893.47
  6. Step 6: Final answer
    x = 810,804,791.31

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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.