Home / 135,949,230.60-203,895,506.70-49,728,251.40

Finding the Fourth Proportional to 135,949,230.60, 203,895,506.70 and 49,728,251.40

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Solution

The fourth proportional to 135,949,230.60, 203,895,506.70 and 49,728,251.40 is: 74,582,011.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,949,230.60 : 203,895,506.70 = 49,728,251.40 : x
  2. Step 2: Convert to fraction form
    135,949,230.60/203,895,506.70 = 49,728,251.40/x
  3. Step 3: Cross multiply
    135,949,230.60x = 203,895,506.70 × 49,728,251.40
  4. Step 4: Simplify right side
    135,949,230.60x = 10,139,367,016,507,984
  5. Step 5: Solve for x
    x = 10,139,367,016,507,984/135,949,230.60
  6. Step 6: Final answer
    x = 74,582,011.03

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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.