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Finding the Third Proportional to 256,398,504 and 521,858,292

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Solution

The third proportional to 256,398,504 and 521,858,292 is: 1,062,159,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,398,504 : 521,858,292 = 521,858,292 : x
  2. Step 2: Convert to fraction form
    256,398,504/521,858,292 = 521,858,292/x
  3. Step 3: Cross multiply
    256,398,504x = 521,858,292 × 521,858,292
  4. Step 4: Simplify right side
    256,398,504x = 272,336,076,929,157,248
  5. Step 5: Solve for x
    x = 272,336,076,929,157,248/256,398,504
  6. Step 6: Final answer
    x = 1,062,159,383.46

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.