Home / 226,399,212.29-312,429,035.03-127,280,401.67

Finding the Fourth Proportional to 226,399,212.29, 312,429,035.03 and 127,280,401.67

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Solution

The fourth proportional to 226,399,212.29, 312,429,035.03 and 127,280,401.67 is: 175,645,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,399,212.29 : 312,429,035.03 = 127,280,401.67 : x
  2. Step 2: Convert to fraction form
    226,399,212.29/312,429,035.03 = 127,280,401.67/x
  3. Step 3: Cross multiply
    226,399,212.29x = 312,429,035.03 × 127,280,401.67
  4. Step 4: Simplify right side
    226,399,212.29x = 39,766,093,069,790,352
  5. Step 5: Solve for x
    x = 39,766,093,069,790,352/226,399,212.29
  6. Step 6: Final answer
    x = 175,645,898.54

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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.