Home / 110,653,821.80-165,868,758.30-65,192,215.40

Finding the Fourth Proportional to 110,653,821.80, 165,868,758.30 and 65,192,215.40

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Solution

The fourth proportional to 110,653,821.80, 165,868,758.30 and 65,192,215.40 is: 97,722,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,653,821.80 : 165,868,758.30 = 65,192,215.40 : x
  2. Step 2: Convert to fraction form
    110,653,821.80/165,868,758.30 = 65,192,215.40/x
  3. Step 3: Cross multiply
    110,653,821.80x = 165,868,758.30 × 65,192,215.40
  4. Step 4: Simplify right side
    110,653,821.80x = 10,813,351,819,224,138
  5. Step 5: Solve for x
    x = 10,813,351,819,224,138/110,653,821.80
  6. Step 6: Final answer
    x = 97,722,352.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.