Home / 618,932,455,936.52-928,822,763,375.74-216,015,926,127.50

Finding the Fourth Proportional to 618,932,455,936.52, 928,822,763,375.74 and 216,015,926,127.50

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Solution

The fourth proportional to 618,932,455,936.52, 928,822,763,375.74 and 216,015,926,127.50 is: 324,171,898,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,932,455,936.52 : 928,822,763,375.74 = 216,015,926,127.50 : x
  2. Step 2: Convert to fraction form
    618,932,455,936.52/928,822,763,375.74 = 216,015,926,127.50/x
  3. Step 3: Cross multiply
    618,932,455,936.52x = 928,822,763,375.74 × 216,015,926,127.50
  4. Step 4: Simplify right side
    618,932,455,936.52x = 200,640,509,438,914,256,175,104
  5. Step 5: Solve for x
    x = 200,640,509,438,914,256,175,104/618,932,455,936.52
  6. Step 6: Final answer
    x = 324,171,898,749.96

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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.