Home / 446,063,143.80-669,094,715.70-396,320,266.20

Finding the Fourth Proportional to 446,063,143.80, 669,094,715.70 and 396,320,266.20

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Solution

The fourth proportional to 446,063,143.80, 669,094,715.70 and 396,320,266.20 is: 594,480,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,063,143.80 : 669,094,715.70 = 396,320,266.20 : x
  2. Step 2: Convert to fraction form
    446,063,143.80/669,094,715.70 = 396,320,266.20/x
  3. Step 3: Cross multiply
    446,063,143.80x = 669,094,715.70 × 396,320,266.20
  4. Step 4: Simplify right side
    446,063,143.80x = 265,175,795,839,237,344
  5. Step 5: Solve for x
    x = 265,175,795,839,237,344/446,063,143.80
  6. Step 6: Final answer
    x = 594,480,399.30

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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.