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Finding the Third Proportional to 140,621,128 and 223,765,534.50

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Solution

The third proportional to 140,621,128 and 223,765,534.50 is: 356,070,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,621,128 : 223,765,534.50 = 223,765,534.50 : x
  2. Step 2: Convert to fraction form
    140,621,128/223,765,534.50 = 223,765,534.50/x
  3. Step 3: Cross multiply
    140,621,128x = 223,765,534.50 × 223,765,534.50
  4. Step 4: Simplify right side
    140,621,128x = 50,071,014,430,070,688
  5. Step 5: Solve for x
    x = 50,071,014,430,070,688/140,621,128
  6. Step 6: Final answer
    x = 356,070,351.18

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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.