Home / 393,161,029.20-589,741,543.80-174,810,949.20

Finding the Fourth Proportional to 393,161,029.20, 589,741,543.80 and 174,810,949.20

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Solution

The fourth proportional to 393,161,029.20, 589,741,543.80 and 174,810,949.20 is: 262,216,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,161,029.20 : 589,741,543.80 = 174,810,949.20 : x
  2. Step 2: Convert to fraction form
    393,161,029.20/589,741,543.80 = 174,810,949.20/x
  3. Step 3: Cross multiply
    393,161,029.20x = 589,741,543.80 × 174,810,949.20
  4. Step 4: Simplify right side
    393,161,029.20x = 103,093,279,054,351,360
  5. Step 5: Solve for x
    x = 103,093,279,054,351,360/393,161,029.20
  6. Step 6: Final answer
    x = 262,216,423.80

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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.