Home / 257,782,336.74-355,769,916.39-144,770,401.17

Finding the Fourth Proportional to 257,782,336.74, 355,769,916.39 and 144,770,401.17

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Solution

The fourth proportional to 257,782,336.74, 355,769,916.39 and 144,770,401.17 is: 199,800,165.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,782,336.74 : 355,769,916.39 = 144,770,401.17 : x
  2. Step 2: Convert to fraction form
    257,782,336.74/355,769,916.39 = 144,770,401.17/x
  3. Step 3: Cross multiply
    257,782,336.74x = 355,769,916.39 × 144,770,401.17
  4. Step 4: Simplify right side
    257,782,336.74x = 51,504,953,519,997,648
  5. Step 5: Solve for x
    x = 51,504,953,519,997,648/257,782,336.74
  6. Step 6: Final answer
    x = 199,800,165.41

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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.