Home / 627,848,016.30-941,772,024.45-191,145,231.90

Finding the Fourth Proportional to 627,848,016.30, 941,772,024.45 and 191,145,231.90

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Solution

The fourth proportional to 627,848,016.30, 941,772,024.45 and 191,145,231.90 is: 286,717,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,848,016.30 : 941,772,024.45 = 191,145,231.90 : x
  2. Step 2: Convert to fraction form
    627,848,016.30/941,772,024.45 = 191,145,231.90/x
  3. Step 3: Cross multiply
    627,848,016.30x = 941,772,024.45 × 191,145,231.90
  4. Step 4: Simplify right side
    627,848,016.30x = 180,015,232,010,427,744
  5. Step 5: Solve for x
    x = 180,015,232,010,427,744/627,848,016.30
  6. Step 6: Final answer
    x = 286,717,847.85

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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.