Home / 1,517,292,479.30-2,274,804,978.15-827,978,072.90

Finding the Fourth Proportional to 1,517,292,479.30, 2,274,804,978.15 and 827,978,072.90

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Solution

The fourth proportional to 1,517,292,479.30, 2,274,804,978.15 and 827,978,072.90 is: 1,241,348,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,292,479.30 : 2,274,804,978.15 = 827,978,072.90 : x
  2. Step 2: Convert to fraction form
    1,517,292,479.30/2,274,804,978.15 = 827,978,072.90/x
  3. Step 3: Cross multiply
    1,517,292,479.30x = 2,274,804,978.15 × 827,978,072.90
  4. Step 4: Simplify right side
    1,517,292,479.30x = 1,883,488,642,031,963,648
  5. Step 5: Solve for x
    x = 1,883,488,642,031,963,648/1,517,292,479.30
  6. Step 6: Final answer
    x = 1,241,348,433.30

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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.