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Finding the Third Proportional to 40,709,724 and 87,796,560

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Solution

The third proportional to 40,709,724 and 87,796,560 is: 189,346,308.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,709,724 : 87,796,560 = 87,796,560 : x
  2. Step 2: Convert to fraction form
    40,709,724/87,796,560 = 87,796,560/x
  3. Step 3: Cross multiply
    40,709,724x = 87,796,560 × 87,796,560
  4. Step 4: Simplify right side
    40,709,724x = 7,708,235,947,833,600
  5. Step 5: Solve for x
    x = 7,708,235,947,833,600/40,709,724
  6. Step 6: Final answer
    x = 189,346,308.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.