Home / 496,548,292.80-743,546,980.80-393,661,315.20

Finding the Fourth Proportional to 496,548,292.80, 743,546,980.80 and 393,661,315.20

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Solution

The fourth proportional to 496,548,292.80, 743,546,980.80 and 393,661,315.20 is: 589,480,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,548,292.80 : 743,546,980.80 = 393,661,315.20 : x
  2. Step 2: Convert to fraction form
    496,548,292.80/743,546,980.80 = 393,661,315.20/x
  3. Step 3: Cross multiply
    496,548,292.80x = 743,546,980.80 × 393,661,315.20
  4. Step 4: Simplify right side
    496,548,292.80x = 292,705,682,374,717,120
  5. Step 5: Solve for x
    x = 292,705,682,374,717,120/496,548,292.80
  6. Step 6: Final answer
    x = 589,480,794.96

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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.