Home / 223,787,280.84-306,589,668.72-215,399,786.39

Finding the Fourth Proportional to 223,787,280.84, 306,589,668.72 and 215,399,786.39

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Solution

The fourth proportional to 223,787,280.84, 306,589,668.72 and 215,399,786.39 is: 295,098,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,787,280.84 : 306,589,668.72 = 215,399,786.39 : x
  2. Step 2: Convert to fraction form
    223,787,280.84/306,589,668.72 = 215,399,786.39/x
  3. Step 3: Cross multiply
    223,787,280.84x = 306,589,668.72 × 215,399,786.39
  4. Step 4: Simplify right side
    223,787,280.84x = 66,039,349,151,668,864
  5. Step 5: Solve for x
    x = 66,039,349,151,668,864/223,787,280.84
  6. Step 6: Final answer
    x = 295,098,760.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.