Home / 133,385,715.80-200,028,807.30-52,589,965.40

Finding the Fourth Proportional to 133,385,715.80, 200,028,807.30 and 52,589,965.40

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Solution

The fourth proportional to 133,385,715.80, 200,028,807.30 and 52,589,965.40 is: 78,865,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,715.80 : 200,028,807.30 = 52,589,965.40 : x
  2. Step 2: Convert to fraction form
    133,385,715.80/200,028,807.30 = 52,589,965.40/x
  3. Step 3: Cross multiply
    133,385,715.80x = 200,028,807.30 × 52,589,965.40
  4. Step 4: Simplify right side
    133,385,715.80x = 10,519,508,054,910,268
  5. Step 5: Solve for x
    x = 10,519,508,054,910,268/133,385,715.80
  6. Step 6: Final answer
    x = 78,865,326.71

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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.