Home / 1,517,292,468.30-2,274,804,961.65-827,978,061.90

Finding the Fourth Proportional to 1,517,292,468.30, 2,274,804,961.65 and 827,978,061.90

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Solution

The fourth proportional to 1,517,292,468.30, 2,274,804,961.65 and 827,978,061.90 is: 1,241,348,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,292,468.30 : 2,274,804,961.65 = 827,978,061.90 : x
  2. Step 2: Convert to fraction form
    1,517,292,468.30/2,274,804,961.65 = 827,978,061.90/x
  3. Step 3: Cross multiply
    1,517,292,468.30x = 2,274,804,961.65 × 827,978,061.90
  4. Step 4: Simplify right side
    1,517,292,468.30x = 1,883,488,603,347,470,848
  5. Step 5: Solve for x
    x = 1,883,488,603,347,470,848/1,517,292,468.30
  6. Step 6: Final answer
    x = 1,241,348,416.80

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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.