Home / 472,322,933.20-708,617,110.20-229,993,742.80

Finding the Fourth Proportional to 472,322,933.20, 708,617,110.20 and 229,993,742.80

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Solution

The fourth proportional to 472,322,933.20, 708,617,110.20 and 229,993,742.80 is: 345,055,236.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,322,933.20 : 708,617,110.20 = 229,993,742.80 : x
  2. Step 2: Convert to fraction form
    472,322,933.20/708,617,110.20 = 229,993,742.80/x
  3. Step 3: Cross multiply
    472,322,933.20x = 708,617,110.20 × 229,993,742.80
  4. Step 4: Simplify right side
    472,322,933.20x = 162,977,501,387,018,080
  5. Step 5: Solve for x
    x = 162,977,501,387,018,080/472,322,933.20
  6. Step 6: Final answer
    x = 345,055,236.43

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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.