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Finding the Third Proportional to 92,638,740 and 197,999,664

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Solution

The third proportional to 92,638,740 and 197,999,664 is: 423,190,848.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,638,740 : 197,999,664 = 197,999,664 : x
  2. Step 2: Convert to fraction form
    92,638,740/197,999,664 = 197,999,664/x
  3. Step 3: Cross multiply
    92,638,740x = 197,999,664 × 197,999,664
  4. Step 4: Simplify right side
    92,638,740x = 39,203,866,944,112,896
  5. Step 5: Solve for x
    x = 39,203,866,944,112,896/92,638,740
  6. Step 6: Final answer
    x = 423,190,848.06

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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.