Home / 1,207,468,588,276.80-1,809,664,679,584.80-641,777,278,708.80

Finding the Fourth Proportional to 1,207,468,588,276.80, 1,809,664,679,584.80 and 641,777,278,708.80

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Solution

The fourth proportional to 1,207,468,588,276.80, 1,809,664,679,584.80 and 641,777,278,708.80 is: 961,848,353,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,468,588,276.80 : 1,809,664,679,584.80 = 641,777,278,708.80 : x
  2. Step 2: Convert to fraction form
    1,207,468,588,276.80/1,809,664,679,584.80 = 641,777,278,708.80/x
  3. Step 3: Cross multiply
    1,207,468,588,276.80x = 1,809,664,679,584.80 × 641,777,278,708.80
  4. Step 4: Simplify right side
    1,207,468,588,276.80x = 1,161,401,673,439,365,539,299,328
  5. Step 5: Solve for x
    x = 1,161,401,673,439,365,539,299,328/1,207,468,588,276.80
  6. Step 6: Final answer
    x = 961,848,353,419.13

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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.