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Finding the Third Proportional to 238,061,781,774 and 513,994,019,688

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Solution

The third proportional to 238,061,781,774 and 513,994,019,688 is: 1,109,753,318,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,061,781,774 : 513,994,019,688 = 513,994,019,688 : x
  2. Step 2: Convert to fraction form
    238,061,781,774/513,994,019,688 = 513,994,019,688/x
  3. Step 3: Cross multiply
    238,061,781,774x = 513,994,019,688 × 513,994,019,688
  4. Step 4: Simplify right side
    238,061,781,774x = 264,189,852,275,028,122,402,816
  5. Step 5: Solve for x
    x = 264,189,852,275,028,122,402,816/238,061,781,774
  6. Step 6: Final answer
    x = 1,109,753,318,261.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.