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Finding the Third Proportional to 112,992,673 and 159,928,509

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Solution

The third proportional to 112,992,673 and 159,928,509 is: 226,360,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,992,673 : 159,928,509 = 159,928,509 : x
  2. Step 2: Convert to fraction form
    112,992,673/159,928,509 = 159,928,509/x
  3. Step 3: Cross multiply
    112,992,673x = 159,928,509 × 159,928,509
  4. Step 4: Simplify right side
    112,992,673x = 25,577,127,990,963,080
  5. Step 5: Solve for x
    x = 25,577,127,990,963,080/112,992,673
  6. Step 6: Final answer
    x = 226,360,942.81

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.