Home / 494,508,483.15-740,686,556.70-300,080,793.30

Finding the Fourth Proportional to 494,508,483.15, 740,686,556.70 and 300,080,793.30

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Solution

The fourth proportional to 494,508,483.15, 740,686,556.70 and 300,080,793.30 is: 449,468,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,508,483.15 : 740,686,556.70 = 300,080,793.30 : x
  2. Step 2: Convert to fraction form
    494,508,483.15/740,686,556.70 = 300,080,793.30/x
  3. Step 3: Cross multiply
    494,508,483.15x = 740,686,556.70 × 300,080,793.30
  4. Step 4: Simplify right side
    494,508,483.15x = 222,265,809,521,181,440
  5. Step 5: Solve for x
    x = 222,265,809,521,181,440/494,508,483.15
  6. Step 6: Final answer
    x = 449,468,142.80

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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.