Home / 494,390,197.38-744,544,809.20-450,260,582.31

Finding the Fourth Proportional to 494,390,197.38, 744,544,809.20 and 450,260,582.31

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Solution

The fourth proportional to 494,390,197.38, 744,544,809.20 and 450,260,582.31 is: 678,086,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,390,197.38 : 744,544,809.20 = 450,260,582.31 : x
  2. Step 2: Convert to fraction form
    494,390,197.38/744,544,809.20 = 450,260,582.31/x
  3. Step 3: Cross multiply
    494,390,197.38x = 744,544,809.20 × 450,260,582.31
  4. Step 4: Simplify right side
    494,390,197.38x = 335,239,179,347,405,504
  5. Step 5: Solve for x
    x = 335,239,179,347,405,504/494,390,197.38
  6. Step 6: Final answer
    x = 678,086,218.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.