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Finding the Third Proportional to 80,953,600 and 124,354,638

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Solution

The third proportional to 80,953,600 and 124,354,638 is: 191,023,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,953,600 : 124,354,638 = 124,354,638 : x
  2. Step 2: Convert to fraction form
    80,953,600/124,354,638 = 124,354,638/x
  3. Step 3: Cross multiply
    80,953,600x = 124,354,638 × 124,354,638
  4. Step 4: Simplify right side
    80,953,600x = 15,464,075,992,111,044
  5. Step 5: Solve for x
    x = 15,464,075,992,111,044/80,953,600
  6. Step 6: Final answer
    x = 191,023,944.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.