Home / 133,669,934.35-200,504,901.53-87,753,431.95

Finding the Fourth Proportional to 133,669,934.35, 200,504,901.53 and 87,753,431.95

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Solution

The fourth proportional to 133,669,934.35, 200,504,901.53 and 87,753,431.95 is: 131,630,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,669,934.35 : 200,504,901.53 = 87,753,431.95 : x
  2. Step 2: Convert to fraction form
    133,669,934.35/200,504,901.53 = 87,753,431.95/x
  3. Step 3: Cross multiply
    133,669,934.35x = 200,504,901.53 × 87,753,431.95
  4. Step 4: Simplify right side
    133,669,934.35x = 17,594,993,232,054,306
  5. Step 5: Solve for x
    x = 17,594,993,232,054,306/133,669,934.35
  6. Step 6: Final answer
    x = 131,630,147.93

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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.