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Finding the Third Proportional to 1,658,777,217 and 3,563,721,453

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Solution

The third proportional to 1,658,777,217 and 3,563,721,453 is: 7,656,308,794.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,777,217 : 3,563,721,453 = 3,563,721,453 : x
  2. Step 2: Convert to fraction form
    1,658,777,217/3,563,721,453 = 3,563,721,453/x
  3. Step 3: Cross multiply
    1,658,777,217x = 3,563,721,453 × 3,563,721,453
  4. Step 4: Simplify right side
    1,658,777,217x = 12,700,110,594,572,431,360
  5. Step 5: Solve for x
    x = 12,700,110,594,572,431,360/1,658,777,217
  6. Step 6: Final answer
    x = 7,656,308,794.46

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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.