Home / 800,340,795.24-1,200,571,739.51-247,699,119

Finding the Fourth Proportional to 800,340,795.24, 1,200,571,739.51 and 247,699,119

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Solution

The fourth proportional to 800,340,795.24, 1,200,571,739.51 and 247,699,119 is: 371,567,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,340,795.24 : 1,200,571,739.51 = 247,699,119 : x
  2. Step 2: Convert to fraction form
    800,340,795.24/1,200,571,739.51 = 247,699,119/x
  3. Step 3: Cross multiply
    800,340,795.24x = 1,200,571,739.51 × 247,699,119
  4. Step 4: Simplify right side
    800,340,795.24x = 297,380,562,171,686,016
  5. Step 5: Solve for x
    x = 297,380,562,171,686,016/800,340,795.24
  6. Step 6: Final answer
    x = 371,567,417.21

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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.