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Finding the Third Proportional to 92,638,738 and 197,999,660

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Solution

The third proportional to 92,638,738 and 197,999,660 is: 423,190,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,638,738 : 197,999,660 = 197,999,660 : x
  2. Step 2: Convert to fraction form
    92,638,738/197,999,660 = 197,999,660/x
  3. Step 3: Cross multiply
    92,638,738x = 197,999,660 × 197,999,660
  4. Step 4: Simplify right side
    92,638,738x = 39,203,865,360,115,600
  5. Step 5: Solve for x
    x = 39,203,865,360,115,600/92,638,738
  6. Step 6: Final answer
    x = 423,190,840.10

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.