Home / 205,538,035.41-283,616,354.07-117,437,736.60

Finding the Fourth Proportional to 205,538,035.41, 283,616,354.07 and 117,437,736.60

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Solution

The fourth proportional to 205,538,035.41, 283,616,354.07 and 117,437,736.60 is: 162,049,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,538,035.41 : 283,616,354.07 = 117,437,736.60 : x
  2. Step 2: Convert to fraction form
    205,538,035.41/283,616,354.07 = 117,437,736.60/x
  3. Step 3: Cross multiply
    205,538,035.41x = 283,616,354.07 × 117,437,736.60
  4. Step 4: Simplify right side
    205,538,035.41x = 33,307,262,684,724,996
  5. Step 5: Solve for x
    x = 33,307,262,684,724,996/205,538,035.41
  6. Step 6: Final answer
    x = 162,049,143.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.