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Finding the Third Proportional to 74,759,346 and 109,300,779

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Solution

The third proportional to 74,759,346 and 109,300,779 is: 159,801,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,759,346 : 109,300,779 = 109,300,779 : x
  2. Step 2: Convert to fraction form
    74,759,346/109,300,779 = 109,300,779/x
  3. Step 3: Cross multiply
    74,759,346x = 109,300,779 × 109,300,779
  4. Step 4: Simplify right side
    74,759,346x = 11,946,660,290,006,840
  5. Step 5: Solve for x
    x = 11,946,660,290,006,840/74,759,346
  6. Step 6: Final answer
    x = 159,801,562.34

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.