Home / 302,787,805.70-454,181,709.17-72,756,890.66

Finding the Fourth Proportional to 302,787,805.70, 454,181,709.17 and 72,756,890.66

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Solution

The fourth proportional to 302,787,805.70, 454,181,709.17 and 72,756,890.66 is: 109,135,336.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,787,805.70 : 454,181,709.17 = 72,756,890.66 : x
  2. Step 2: Convert to fraction form
    302,787,805.70/454,181,709.17 = 72,756,890.66/x
  3. Step 3: Cross multiply
    302,787,805.70x = 454,181,709.17 × 72,756,890.66
  4. Step 4: Simplify right side
    302,787,805.70x = 33,044,848,955,170,956
  5. Step 5: Solve for x
    x = 33,044,848,955,170,956/302,787,805.70
  6. Step 6: Final answer
    x = 109,135,336.14

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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.