Home / 135,945,695.10-203,890,203.45-49,724,715.90

Finding the Fourth Proportional to 135,945,695.10, 203,890,203.45 and 49,724,715.90

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Solution

The fourth proportional to 135,945,695.10, 203,890,203.45 and 49,724,715.90 is: 74,576,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,945,695.10 : 203,890,203.45 = 49,724,715.90 : x
  2. Step 2: Convert to fraction form
    135,945,695.10/203,890,203.45 = 49,724,715.90/x
  3. Step 3: Cross multiply
    135,945,695.10x = 203,890,203.45 × 49,724,715.90
  4. Step 4: Simplify right side
    135,945,695.10x = 10,138,382,441,344,448
  5. Step 5: Solve for x
    x = 10,138,382,441,344,448/135,945,695.10
  6. Step 6: Final answer
    x = 74,576,708.25

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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.