Home / 522,939,060.62-784,512,031-149,450,297.44

Finding the Fourth Proportional to 522,939,060.62, 784,512,031 and 149,450,297.44

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Solution

The fourth proportional to 522,939,060.62, 784,512,031 and 149,450,297.44 is: 224,205,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,939,060.62 : 784,512,031 = 149,450,297.44 : x
  2. Step 2: Convert to fraction form
    522,939,060.62/784,512,031 = 149,450,297.44/x
  3. Step 3: Cross multiply
    522,939,060.62x = 784,512,031 × 149,450,297.44
  4. Step 4: Simplify right side
    522,939,060.62x = 117,245,556,378,208,496
  5. Step 5: Solve for x
    x = 117,245,556,378,208,496/522,939,060.62
  6. Step 6: Final answer
    x = 224,205,008.21

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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.