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Finding the Third Proportional to 131,183,583 and 287,079,276

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Solution

The third proportional to 131,183,583 and 287,079,276 is: 628,237,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,183,583 : 287,079,276 = 287,079,276 : x
  2. Step 2: Convert to fraction form
    131,183,583/287,079,276 = 287,079,276/x
  3. Step 3: Cross multiply
    131,183,583x = 287,079,276 × 287,079,276
  4. Step 4: Simplify right side
    131,183,583x = 82,414,510,708,684,176
  5. Step 5: Solve for x
    x = 82,414,510,708,684,176/131,183,583
  6. Step 6: Final answer
    x = 628,237,991.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.