Home / 1,517,292,447.80-2,274,804,930.90-827,978,041.40

Finding the Fourth Proportional to 1,517,292,447.80, 2,274,804,930.90 and 827,978,041.40

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Solution

The fourth proportional to 1,517,292,447.80, 2,274,804,930.90 and 827,978,041.40 is: 1,241,348,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,292,447.80 : 2,274,804,930.90 = 827,978,041.40 : x
  2. Step 2: Convert to fraction form
    1,517,292,447.80/2,274,804,930.90 = 827,978,041.40/x
  3. Step 3: Cross multiply
    1,517,292,447.80x = 2,274,804,930.90 × 827,978,041.40
  4. Step 4: Simplify right side
    1,517,292,447.80x = 1,883,488,531,253,644,288
  5. Step 5: Solve for x
    x = 1,883,488,531,253,644,288/1,517,292,447.80
  6. Step 6: Final answer
    x = 1,241,348,386.06

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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.