Home / 303,758,668-419,165,199.84-178,315,957.36

Finding the Fourth Proportional to 303,758,668, 419,165,199.84 and 178,315,957.36

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Solution

The fourth proportional to 303,758,668, 419,165,199.84 and 178,315,957.36 is: 246,063,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,758,668 : 419,165,199.84 = 178,315,957.36 : x
  2. Step 2: Convert to fraction form
    303,758,668/419,165,199.84 = 178,315,957.36/x
  3. Step 3: Cross multiply
    303,758,668x = 419,165,199.84 × 178,315,957.36
  4. Step 4: Simplify right side
    303,758,668x = 74,743,843,901,465,328
  5. Step 5: Solve for x
    x = 74,743,843,901,465,328/303,758,668
  6. Step 6: Final answer
    x = 246,063,246.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.