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Finding the Third Proportional to 30,885,030 and 65,873,898

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Solution

The third proportional to 30,885,030 and 65,873,898 is: 140,500,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,030 : 65,873,898 = 65,873,898 : x
  2. Step 2: Convert to fraction form
    30,885,030/65,873,898 = 65,873,898/x
  3. Step 3: Cross multiply
    30,885,030x = 65,873,898 × 65,873,898
  4. Step 4: Simplify right side
    30,885,030x = 4,339,370,437,714,404
  5. Step 5: Solve for x
    x = 4,339,370,437,714,404/30,885,030
  6. Step 6: Final answer
    x = 140,500,768.10

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.