Home / 77,235,496,847.40-115,853,245,271.10-27,604,859,586.60

Finding the Fourth Proportional to 77,235,496,847.40, 115,853,245,271.10 and 27,604,859,586.60

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Solution

The fourth proportional to 77,235,496,847.40, 115,853,245,271.10 and 27,604,859,586.60 is: 41,407,289,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,235,496,847.40 : 115,853,245,271.10 = 27,604,859,586.60 : x
  2. Step 2: Convert to fraction form
    77,235,496,847.40/115,853,245,271.10 = 27,604,859,586.60/x
  3. Step 3: Cross multiply
    77,235,496,847.40x = 115,853,245,271.10 × 27,604,859,586.60
  4. Step 4: Simplify right side
    77,235,496,847.40x = 3,198,112,568,360,645,951,488
  5. Step 5: Solve for x
    x = 3,198,112,568,360,645,951,488/77,235,496,847.40
  6. Step 6: Final answer
    x = 41,407,289,379.90

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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.