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Finding the Third Proportional to 72,692,079 and 107,896,746

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Solution

The third proportional to 72,692,079 and 107,896,746 is: 160,150,981.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,692,079 : 107,896,746 = 107,896,746 : x
  2. Step 2: Convert to fraction form
    72,692,079/107,896,746 = 107,896,746/x
  3. Step 3: Cross multiply
    72,692,079x = 107,896,746 × 107,896,746
  4. Step 4: Simplify right side
    72,692,079x = 11,641,707,797,388,516
  5. Step 5: Solve for x
    x = 11,641,707,797,388,516/72,692,079
  6. Step 6: Final answer
    x = 160,150,981.48

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.