Home / 135,326,359.78-203,074,930.31-57,603,139.65

Finding the Fourth Proportional to 135,326,359.78, 203,074,930.31 and 57,603,139.65

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Solution

The fourth proportional to 135,326,359.78, 203,074,930.31 and 57,603,139.65 is: 86,441,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,326,359.78 : 203,074,930.31 = 57,603,139.65 : x
  2. Step 2: Convert to fraction form
    135,326,359.78/203,074,930.31 = 57,603,139.65/x
  3. Step 3: Cross multiply
    135,326,359.78x = 203,074,930.31 × 57,603,139.65
  4. Step 4: Simplify right side
    135,326,359.78x = 11,697,753,569,772,932
  5. Step 5: Solve for x
    x = 11,697,753,569,772,932/135,326,359.78
  6. Step 6: Final answer
    x = 86,441,056.93

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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.