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Finding the Third Proportional to 372,455,520 and 877,981,308

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Solution

The third proportional to 372,455,520 and 877,981,308 is: 2,069,646,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,455,520 : 877,981,308 = 877,981,308 : x
  2. Step 2: Convert to fraction form
    372,455,520/877,981,308 = 877,981,308/x
  3. Step 3: Cross multiply
    372,455,520x = 877,981,308 × 877,981,308
  4. Step 4: Simplify right side
    372,455,520x = 770,851,177,197,390,848
  5. Step 5: Solve for x
    x = 770,851,177,197,390,848/372,455,520
  6. Step 6: Final answer
    x = 2,069,646,268.63

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.