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Finding the Third Proportional to 227,556,256.50 and 489,626,289

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Solution

The third proportional to 227,556,256.50 and 489,626,289 is: 1,053,514,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,556,256.50 : 489,626,289 = 489,626,289 : x
  2. Step 2: Convert to fraction form
    227,556,256.50/489,626,289 = 489,626,289/x
  3. Step 3: Cross multiply
    227,556,256.50x = 489,626,289 × 489,626,289
  4. Step 4: Simplify right side
    227,556,256.50x = 239,733,902,879,911,520
  5. Step 5: Solve for x
    x = 239,733,902,879,911,520/227,556,256.50
  6. Step 6: Final answer
    x = 1,053,514,882.72

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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.