Home / 122,159,171.78-182,839,969.83-89,802,510.02

Finding the Fourth Proportional to 122,159,171.78, 182,839,969.83 and 89,802,510.02

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Solution

The fourth proportional to 122,159,171.78, 182,839,969.83 and 89,802,510.02 is: 134,410,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,159,171.78 : 182,839,969.83 = 89,802,510.02 : x
  2. Step 2: Convert to fraction form
    122,159,171.78/182,839,969.83 = 89,802,510.02/x
  3. Step 3: Cross multiply
    122,159,171.78x = 182,839,969.83 × 89,802,510.02
  4. Step 4: Simplify right side
    122,159,171.78x = 16,419,488,222,715,074
  5. Step 5: Solve for x
    x = 16,419,488,222,715,074/122,159,171.78
  6. Step 6: Final answer
    x = 134,410,605.31

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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.