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Finding the Third Proportional to 140,621,129 and 223,765,535

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Solution

The third proportional to 140,621,129 and 223,765,535 is: 356,070,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,621,129 : 223,765,535 = 223,765,535 : x
  2. Step 2: Convert to fraction form
    140,621,129/223,765,535 = 223,765,535/x
  3. Step 3: Cross multiply
    140,621,129x = 223,765,535 × 223,765,535
  4. Step 4: Simplify right side
    140,621,129x = 50,071,014,653,836,224
  5. Step 5: Solve for x
    x = 50,071,014,653,836,224/140,621,129
  6. Step 6: Final answer
    x = 356,070,350.24

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.