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Finding the Third Proportional to 1,801,593,390 and 3,879,623,580

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Solution

The third proportional to 1,801,593,390 and 3,879,623,580 is: 8,354,537,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,593,390 : 3,879,623,580 = 3,879,623,580 : x
  2. Step 2: Convert to fraction form
    1,801,593,390/3,879,623,580 = 3,879,623,580/x
  3. Step 3: Cross multiply
    1,801,593,390x = 3,879,623,580 × 3,879,623,580
  4. Step 4: Simplify right side
    1,801,593,390x = 15,051,479,122,492,016,640
  5. Step 5: Solve for x
    x = 15,051,479,122,492,016,640/1,801,593,390
  6. Step 6: Final answer
    x = 8,354,537,270.20

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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.