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Finding the Third Proportional to 220,792,902 and 481,689,896

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Solution

The third proportional to 220,792,902 and 481,689,896 is: 1,050,872,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,792,902 : 481,689,896 = 481,689,896 : x
  2. Step 2: Convert to fraction form
    220,792,902/481,689,896 = 481,689,896/x
  3. Step 3: Cross multiply
    220,792,902x = 481,689,896 × 481,689,896
  4. Step 4: Simplify right side
    220,792,902x = 232,025,155,908,490,816
  5. Step 5: Solve for x
    x = 232,025,155,908,490,816/220,792,902
  6. Step 6: Final answer
    x = 1,050,872,350.55

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.