Home / 263,817,309.80-395,725,964.70-194,942,556.20

Finding the Fourth Proportional to 263,817,309.80, 395,725,964.70 and 194,942,556.20

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Solution

The fourth proportional to 263,817,309.80, 395,725,964.70 and 194,942,556.20 is: 292,413,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,817,309.80 : 395,725,964.70 = 194,942,556.20 : x
  2. Step 2: Convert to fraction form
    263,817,309.80/395,725,964.70 = 194,942,556.20/x
  3. Step 3: Cross multiply
    263,817,309.80x = 395,725,964.70 × 194,942,556.20
  4. Step 4: Simplify right side
    263,817,309.80x = 77,143,831,113,328,960
  5. Step 5: Solve for x
    x = 77,143,831,113,328,960/263,817,309.80
  6. Step 6: Final answer
    x = 292,413,834.30

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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.