Home / 6,640,405,891,487.60-9,960,608,837,231.60-3,960,351,479,404.40

Finding the Fourth Proportional to 6,640,405,891,487.60, 9,960,608,837,231.60 and 3,960,351,479,404.40

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Solution

The fourth proportional to 6,640,405,891,487.60, 9,960,608,837,231.60 and 3,960,351,479,404.40 is: 5,940,527,219,106.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,405,891,487.60 : 9,960,608,837,231.60 = 3,960,351,479,404.40 : x
  2. Step 2: Convert to fraction form
    6,640,405,891,487.60/9,960,608,837,231.60 = 3,960,351,479,404.40/x
  3. Step 3: Cross multiply
    6,640,405,891,487.60x = 9,960,608,837,231.60 × 3,960,351,479,404.40
  4. Step 4: Simplify right side
    6,640,405,891,487.60x = 39,447,511,944,298,706,436,620,288
  5. Step 5: Solve for x
    x = 39,447,511,944,298,706,436,620,288/6,640,405,891,487.60
  6. Step 6: Final answer
    x = 5,940,527,219,106.72

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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.