Home / 610,817,857.92-916,226,786.88-222,669,797.76

Finding the Fourth Proportional to 610,817,857.92, 916,226,786.88 and 222,669,797.76

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Solution

The fourth proportional to 610,817,857.92, 916,226,786.88 and 222,669,797.76 is: 334,004,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,817,857.92 : 916,226,786.88 = 222,669,797.76 : x
  2. Step 2: Convert to fraction form
    610,817,857.92/916,226,786.88 = 222,669,797.76/x
  3. Step 3: Cross multiply
    610,817,857.92x = 916,226,786.88 × 222,669,797.76
  4. Step 4: Simplify right side
    610,817,857.92x = 204,016,033,336,864,224
  5. Step 5: Solve for x
    x = 204,016,033,336,864,224/610,817,857.92
  6. Step 6: Final answer
    x = 334,004,696.64

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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.