Home / 135,171,385.40-202,764,928.52-52,173,611.93

Finding the Fourth Proportional to 135,171,385.40, 202,764,928.52 and 52,173,611.93

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Solution

The fourth proportional to 135,171,385.40, 202,764,928.52 and 52,173,611.93 is: 78,263,448.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,171,385.40 : 202,764,928.52 = 52,173,611.93 : x
  2. Step 2: Convert to fraction form
    135,171,385.40/202,764,928.52 = 52,173,611.93/x
  3. Step 3: Cross multiply
    135,171,385.40x = 202,764,928.52 × 52,173,611.93
  4. Step 4: Simplify right side
    135,171,385.40x = 10,578,978,694,254,016
  5. Step 5: Solve for x
    x = 10,578,978,694,254,016/135,171,385.40
  6. Step 6: Final answer
    x = 78,263,448.01

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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.