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Finding the Third Proportional to 223,178,979 and 480,556,806

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Solution

The third proportional to 223,178,979 and 480,556,806 is: 1,034,751,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,178,979 : 480,556,806 = 480,556,806 : x
  2. Step 2: Convert to fraction form
    223,178,979/480,556,806 = 480,556,806/x
  3. Step 3: Cross multiply
    223,178,979x = 480,556,806 × 480,556,806
  4. Step 4: Simplify right side
    223,178,979x = 230,934,843,792,921,632
  5. Step 5: Solve for x
    x = 230,934,843,792,921,632/223,178,979
  6. Step 6: Final answer
    x = 1,034,751,771.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.