Home / 284,339,223.04-426,508,834.56-68,928,471.04

Finding the Fourth Proportional to 284,339,223.04, 426,508,834.56 and 68,928,471.04

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Solution

The fourth proportional to 284,339,223.04, 426,508,834.56 and 68,928,471.04 is: 103,392,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,339,223.04 : 426,508,834.56 = 68,928,471.04 : x
  2. Step 2: Convert to fraction form
    284,339,223.04/426,508,834.56 = 68,928,471.04/x
  3. Step 3: Cross multiply
    284,339,223.04x = 426,508,834.56 × 68,928,471.04
  4. Step 4: Simplify right side
    284,339,223.04x = 29,398,601,851,273,116
  5. Step 5: Solve for x
    x = 29,398,601,851,273,116/284,339,223.04
  6. Step 6: Final answer
    x = 103,392,706.56

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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.