Home / 217,371,650.70-326,020,865.61-61,914,529.38

Finding the Fourth Proportional to 217,371,650.70, 326,020,865.61 and 61,914,529.38

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Solution

The fourth proportional to 217,371,650.70, 326,020,865.61 and 61,914,529.38 is: 92,861,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,371,650.70 : 326,020,865.61 = 61,914,529.38 : x
  2. Step 2: Convert to fraction form
    217,371,650.70/326,020,865.61 = 61,914,529.38/x
  3. Step 3: Cross multiply
    217,371,650.70x = 326,020,865.61 × 61,914,529.38
  4. Step 4: Simplify right side
    217,371,650.70x = 20,185,428,462,303,380
  5. Step 5: Solve for x
    x = 20,185,428,462,303,380/217,371,650.70
  6. Step 6: Final answer
    x = 92,861,366.22

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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.