Home / 12,731,007,248.30-17,441,542,161.92-12,253,852,003.32

Finding the Fourth Proportional to 12,731,007,248.30, 17,441,542,161.92 and 12,253,852,003.32

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Solution

The fourth proportional to 12,731,007,248.30, 17,441,542,161.92 and 12,253,852,003.32 is: 16,787,837,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,007,248.30 : 17,441,542,161.92 = 12,253,852,003.32 : x
  2. Step 2: Convert to fraction form
    12,731,007,248.30/17,441,542,161.92 = 12,253,852,003.32/x
  3. Step 3: Cross multiply
    12,731,007,248.30x = 17,441,542,161.92 × 12,253,852,003.32
  4. Step 4: Simplify right side
    12,731,007,248.30x = 213,726,076,361,870,409,728
  5. Step 5: Solve for x
    x = 213,726,076,361,870,409,728/12,731,007,248.30
  6. Step 6: Final answer
    x = 16,787,837,143.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.