Home / 522,939,062.88-784,512,034.43-149,450,299.70

Finding the Fourth Proportional to 522,939,062.88, 784,512,034.43 and 149,450,299.70

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Solution

The fourth proportional to 522,939,062.88, 784,512,034.43 and 149,450,299.70 is: 224,205,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,939,062.88 : 784,512,034.43 = 149,450,299.70 : x
  2. Step 2: Convert to fraction form
    522,939,062.88/784,512,034.43 = 149,450,299.70/x
  3. Step 3: Cross multiply
    522,939,062.88x = 784,512,034.43 × 149,450,299.70
  4. Step 4: Simplify right side
    522,939,062.88x = 117,245,558,659,150,400
  5. Step 5: Solve for x
    x = 117,245,558,659,150,400/522,939,062.88
  6. Step 6: Final answer
    x = 224,205,011.60

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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.