Home / 449,075,252.80-673,612,879.20-254,911,643.20

Finding the Fourth Proportional to 449,075,252.80, 673,612,879.20 and 254,911,643.20

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Solution

The fourth proportional to 449,075,252.80, 673,612,879.20 and 254,911,643.20 is: 382,367,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,075,252.80 : 673,612,879.20 = 254,911,643.20 : x
  2. Step 2: Convert to fraction form
    449,075,252.80/673,612,879.20 = 254,911,643.20/x
  3. Step 3: Cross multiply
    449,075,252.80x = 673,612,879.20 × 254,911,643.20
  4. Step 4: Simplify right side
    449,075,252.80x = 171,711,765,917,555,104
  5. Step 5: Solve for x
    x = 171,711,765,917,555,104/449,075,252.80
  6. Step 6: Final answer
    x = 382,367,464.80

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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.