Home / 797,704,928.80-1,196,669,367.60-252,389,600.80

Finding the Fourth Proportional to 797,704,928.80, 1,196,669,367.60 and 252,389,600.80

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Solution

The fourth proportional to 797,704,928.80, 1,196,669,367.60 and 252,389,600.80 is: 378,619,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,704,928.80 : 1,196,669,367.60 = 252,389,600.80 : x
  2. Step 2: Convert to fraction form
    797,704,928.80/1,196,669,367.60 = 252,389,600.80/x
  3. Step 3: Cross multiply
    797,704,928.80x = 1,196,669,367.60 × 252,389,600.80
  4. Step 4: Simplify right side
    797,704,928.80x = 302,026,903,978,152,448
  5. Step 5: Solve for x
    x = 302,026,903,978,152,448/797,704,928.80
  6. Step 6: Final answer
    x = 378,619,829.31

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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.