Home / 1,222,795,706.24-1,834,476,917.28-349,408,449.92

Finding the Fourth Proportional to 1,222,795,706.24, 1,834,476,917.28 and 349,408,449.92

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Solution

The fourth proportional to 1,222,795,706.24, 1,834,476,917.28 and 349,408,449.92 is: 524,193,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,795,706.24 : 1,834,476,917.28 = 349,408,449.92 : x
  2. Step 2: Convert to fraction form
    1,222,795,706.24/1,834,476,917.28 = 349,408,449.92/x
  3. Step 3: Cross multiply
    1,222,795,706.24x = 1,834,476,917.28 × 349,408,449.92
  4. Step 4: Simplify right side
    1,222,795,706.24x = 640,981,736,080,824,832
  5. Step 5: Solve for x
    x = 640,981,736,080,824,832/1,222,795,706.24
  6. Step 6: Final answer
    x = 524,193,643.15

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Double scale
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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.