Home / 462,028,198-693,035,766.24-112,276,836.76

Finding the Fourth Proportional to 462,028,198, 693,035,766.24 and 112,276,836.76

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Solution

The fourth proportional to 462,028,198, 693,035,766.24 and 112,276,836.76 is: 168,413,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,028,198 : 693,035,766.24 = 112,276,836.76 : x
  2. Step 2: Convert to fraction form
    462,028,198/693,035,766.24 = 112,276,836.76/x
  3. Step 3: Cross multiply
    462,028,198x = 693,035,766.24 × 112,276,836.76
  4. Step 4: Simplify right side
    462,028,198x = 77,811,863,594,970,000
  5. Step 5: Solve for x
    x = 77,811,863,594,970,000/462,028,198
  6. Step 6: Final answer
    x = 168,413,668.11

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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.