Home / 412,826,068.73-569,700,067.84-227,187,084.42

Finding the Fourth Proportional to 412,826,068.73, 569,700,067.84 and 227,187,084.42

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Solution

The fourth proportional to 412,826,068.73, 569,700,067.84 and 227,187,084.42 is: 313,518,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,826,068.73 : 569,700,067.84 = 227,187,084.42 : x
  2. Step 2: Convert to fraction form
    412,826,068.73/569,700,067.84 = 227,187,084.42/x
  3. Step 3: Cross multiply
    412,826,068.73x = 569,700,067.84 × 227,187,084.42
  4. Step 4: Simplify right side
    412,826,068.73x = 129,428,497,405,877,824
  5. Step 5: Solve for x
    x = 129,428,497,405,877,824/412,826,068.73
  6. Step 6: Final answer
    x = 313,518,227.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.