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Finding the Third Proportional to 4,502,225,668 and 9,920,414,888

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Solution

The third proportional to 4,502,225,668 and 9,920,414,888 is: 21,859,106,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502,225,668 : 9,920,414,888 = 9,920,414,888 : x
  2. Step 2: Convert to fraction form
    4,502,225,668/9,920,414,888 = 9,920,414,888/x
  3. Step 3: Cross multiply
    4,502,225,668x = 9,920,414,888 × 9,920,414,888
  4. Step 4: Simplify right side
    4,502,225,668x = 98,414,631,550,052,057,088
  5. Step 5: Solve for x
    x = 98,414,631,550,052,057,088/4,502,225,668
  6. Step 6: Final answer
    x = 21,859,106,763.47

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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.