Home / 636,544,845.63-954,976,142.66-222,027,635.61

Finding the Fourth Proportional to 636,544,845.63, 954,976,142.66 and 222,027,635.61

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Solution

The fourth proportional to 636,544,845.63, 954,976,142.66 and 222,027,635.61 is: 333,096,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,544,845.63 : 954,976,142.66 = 222,027,635.61 : x
  2. Step 2: Convert to fraction form
    636,544,845.63/954,976,142.66 = 222,027,635.61/x
  3. Step 3: Cross multiply
    636,544,845.63x = 954,976,142.66 × 222,027,635.61
  4. Step 4: Simplify right side
    636,544,845.63x = 212,031,095,017,647,712
  5. Step 5: Solve for x
    x = 212,031,095,017,647,712/636,544,845.63
  6. Step 6: Final answer
    x = 333,096,868.94

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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.