Home / 135,960,485.40-203,940,728.10-117,466,338.60

Finding the Fourth Proportional to 135,960,485.40, 203,940,728.10 and 117,466,338.60

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Solution

The fourth proportional to 135,960,485.40, 203,940,728.10 and 117,466,338.60 is: 176,199,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,960,485.40 : 203,940,728.10 = 117,466,338.60 : x
  2. Step 2: Convert to fraction form
    135,960,485.40/203,940,728.10 = 117,466,338.60/x
  3. Step 3: Cross multiply
    135,960,485.40x = 203,940,728.10 × 117,466,338.60
  4. Step 4: Simplify right side
    135,960,485.40x = 23,956,170,621,325,132
  5. Step 5: Solve for x
    x = 23,956,170,621,325,132/135,960,485.40
  6. Step 6: Final answer
    x = 176,199,507.90

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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.