Home / 75,618,732.33-113,398,251.89-36,745,668.50

Finding the Fourth Proportional to 75,618,732.33, 113,398,251.89 and 36,745,668.50

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Solution

The fourth proportional to 75,618,732.33, 113,398,251.89 and 36,745,668.50 is: 55,103,999.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,618,732.33 : 113,398,251.89 = 36,745,668.50 : x
  2. Step 2: Convert to fraction form
    75,618,732.33/113,398,251.89 = 36,745,668.50/x
  3. Step 3: Cross multiply
    75,618,732.33x = 113,398,251.89 × 36,745,668.50
  4. Step 4: Simplify right side
    75,618,732.33x = 4,166,894,571,678,719
  5. Step 5: Solve for x
    x = 4,166,894,571,678,719/75,618,732.33
  6. Step 6: Final answer
    x = 55,103,999.28

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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.