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Finding the Third Proportional to 29,727,020 and 65,299,890

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Solution

The third proportional to 29,727,020 and 65,299,890 is: 143,441,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,727,020 : 65,299,890 = 65,299,890 : x
  2. Step 2: Convert to fraction form
    29,727,020/65,299,890 = 65,299,890/x
  3. Step 3: Cross multiply
    29,727,020x = 65,299,890 × 65,299,890
  4. Step 4: Simplify right side
    29,727,020x = 4,264,075,634,012,100
  5. Step 5: Solve for x
    x = 4,264,075,634,012,100/29,727,020
  6. Step 6: Final answer
    x = 143,441,072.60

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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.