Home / 223,787,279.84-306,589,667.35-215,399,785.39

Finding the Fourth Proportional to 223,787,279.84, 306,589,667.35 and 215,399,785.39

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Solution

The fourth proportional to 223,787,279.84, 306,589,667.35 and 215,399,785.39 is: 295,098,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,787,279.84 : 306,589,667.35 = 215,399,785.39 : x
  2. Step 2: Convert to fraction form
    223,787,279.84/306,589,667.35 = 215,399,785.39/x
  3. Step 3: Cross multiply
    223,787,279.84x = 306,589,667.35 × 215,399,785.39
  4. Step 4: Simplify right side
    223,787,279.84x = 66,039,348,549,981,488
  5. Step 5: Solve for x
    x = 66,039,348,549,981,488/223,787,279.84
  6. Step 6: Final answer
    x = 295,098,758.95

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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.