Home / 1,517,292,431.80-2,274,804,906.90-827,978,025.40

Finding the Fourth Proportional to 1,517,292,431.80, 2,274,804,906.90 and 827,978,025.40

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Solution

The fourth proportional to 1,517,292,431.80, 2,274,804,906.90 and 827,978,025.40 is: 1,241,348,362.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,292,431.80 : 2,274,804,906.90 = 827,978,025.40 : x
  2. Step 2: Convert to fraction form
    1,517,292,431.80/2,274,804,906.90 = 827,978,025.40/x
  3. Step 3: Cross multiply
    1,517,292,431.80x = 2,274,804,906.90 × 827,978,025.40
  4. Step 4: Simplify right side
    1,517,292,431.80x = 1,883,488,474,985,292,800
  5. Step 5: Solve for x
    x = 1,883,488,474,985,292,800/1,517,292,431.80
  6. Step 6: Final answer
    x = 1,241,348,362.06

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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.