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Finding the Third Proportional to 5,927,348,472 and 12,887,778,883

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Solution

The third proportional to 5,927,348,472 and 12,887,778,883 is: 28,021,778,257.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927,348,472 : 12,887,778,883 = 12,887,778,883 : x
  2. Step 2: Convert to fraction form
    5,927,348,472/12,887,778,883 = 12,887,778,883/x
  3. Step 3: Cross multiply
    5,927,348,472x = 12,887,778,883 × 12,887,778,883
  4. Step 4: Simplify right side
    5,927,348,472x = 166,094,844,537,100,730,368
  5. Step 5: Solve for x
    x = 166,094,844,537,100,730,368/5,927,348,472
  6. Step 6: Final answer
    x = 28,021,778,257.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.