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Finding the Third Proportional to 64,949,196 and 142,754,712

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Solution

The third proportional to 64,949,196 and 142,754,712 is: 313,766,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949,196 : 142,754,712 = 142,754,712 : x
  2. Step 2: Convert to fraction form
    64,949,196/142,754,712 = 142,754,712/x
  3. Step 3: Cross multiply
    64,949,196x = 142,754,712 × 142,754,712
  4. Step 4: Simplify right side
    64,949,196x = 20,378,907,798,202,944
  5. Step 5: Solve for x
    x = 20,378,907,798,202,944/64,949,196
  6. Step 6: Final answer
    x = 313,766,898.64

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.