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Finding the Third Proportional to 220,911,706 and 480,608,888

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Solution

The third proportional to 220,911,706 and 480,608,888 is: 1,045,598,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,911,706 : 480,608,888 = 480,608,888 : x
  2. Step 2: Convert to fraction form
    220,911,706/480,608,888 = 480,608,888/x
  3. Step 3: Cross multiply
    220,911,706x = 480,608,888 × 480,608,888
  4. Step 4: Simplify right side
    220,911,706x = 230,984,903,224,596,544
  5. Step 5: Solve for x
    x = 230,984,903,224,596,544/220,911,706
  6. Step 6: Final answer
    x = 1,045,598,295.39

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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.