Home / 449,324,896.80-673,987,345.20-376,765,485.60

Finding the Fourth Proportional to 449,324,896.80, 673,987,345.20 and 376,765,485.60

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Solution

The fourth proportional to 449,324,896.80, 673,987,345.20 and 376,765,485.60 is: 565,148,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,324,896.80 : 673,987,345.20 = 376,765,485.60 : x
  2. Step 2: Convert to fraction form
    449,324,896.80/673,987,345.20 = 376,765,485.60/x
  3. Step 3: Cross multiply
    449,324,896.80x = 673,987,345.20 × 376,765,485.60
  4. Step 4: Simplify right side
    449,324,896.80x = 253,935,169,402,532,864
  5. Step 5: Solve for x
    x = 253,935,169,402,532,864/449,324,896.80
  6. Step 6: Final answer
    x = 565,148,228.40

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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.