Home / 135,965,015.04-204,007,808.43-71,253,434.64

Finding the Fourth Proportional to 135,965,015.04, 204,007,808.43 and 71,253,434.64

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Solution

The fourth proportional to 135,965,015.04, 204,007,808.43 and 71,253,434.64 is: 106,911,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,965,015.04 : 204,007,808.43 = 71,253,434.64 : x
  2. Step 2: Convert to fraction form
    135,965,015.04/204,007,808.43 = 71,253,434.64/x
  3. Step 3: Cross multiply
    135,965,015.04x = 204,007,808.43 × 71,253,434.64
  4. Step 4: Simplify right side
    135,965,015.04x = 14,536,257,044,016,646
  5. Step 5: Solve for x
    x = 14,536,257,044,016,646/135,965,015.04
  6. Step 6: Final answer
    x = 106,911,745.20

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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.