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Finding the Third Proportional to 65,622,650 and 143,596,020

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Solution

The third proportional to 65,622,650 and 143,596,020 is: 314,217,986.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,622,650 : 143,596,020 = 143,596,020 : x
  2. Step 2: Convert to fraction form
    65,622,650/143,596,020 = 143,596,020/x
  3. Step 3: Cross multiply
    65,622,650x = 143,596,020 × 143,596,020
  4. Step 4: Simplify right side
    65,622,650x = 20,619,816,959,840,400
  5. Step 5: Solve for x
    x = 20,619,816,959,840,400/65,622,650
  6. Step 6: Final answer
    x = 314,217,986.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.