Home / 371,101,925.37-512,106,626.07-206,100,123.69

Finding the Fourth Proportional to 371,101,925.37, 512,106,626.07 and 206,100,123.69

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Solution

The fourth proportional to 371,101,925.37, 512,106,626.07 and 206,100,123.69 is: 284,410,378.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,101,925.37 : 512,106,626.07 = 206,100,123.69 : x
  2. Step 2: Convert to fraction form
    371,101,925.37/512,106,626.07 = 206,100,123.69/x
  3. Step 3: Cross multiply
    371,101,925.37x = 512,106,626.07 × 206,100,123.69
  4. Step 4: Simplify right side
    371,101,925.37x = 105,545,238,975,495,568
  5. Step 5: Solve for x
    x = 105,545,238,975,495,568/371,101,925.37
  6. Step 6: Final answer
    x = 284,410,378.28

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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.