Home / 496,287,763.20-744,431,644.80-254,423,059.20

Finding the Fourth Proportional to 496,287,763.20, 744,431,644.80 and 254,423,059.20

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Solution

The fourth proportional to 496,287,763.20, 744,431,644.80 and 254,423,059.20 is: 381,634,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,287,763.20 : 744,431,644.80 = 254,423,059.20 : x
  2. Step 2: Convert to fraction form
    496,287,763.20/744,431,644.80 = 254,423,059.20/x
  3. Step 3: Cross multiply
    496,287,763.20x = 744,431,644.80 × 254,423,059.20
  4. Step 4: Simplify right side
    496,287,763.20x = 189,400,576,435,303,744
  5. Step 5: Solve for x
    x = 189,400,576,435,303,744/496,287,763.20
  6. Step 6: Final answer
    x = 381,634,588.80

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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.