Home / 647,007,467.00-892,910,317.50-356,994,122.04

Finding the Fourth Proportional to 647,007,467.00, 892,910,317.50 and 356,994,122.04

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Solution

The fourth proportional to 647,007,467.00, 892,910,317.50 and 356,994,122.04 is: 492,673,966.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,007,467.00 : 892,910,317.50 = 356,994,122.04 : x
  2. Step 2: Convert to fraction form
    647,007,467.00/892,910,317.50 = 356,994,122.04/x
  3. Step 3: Cross multiply
    647,007,467.00x = 892,910,317.50 × 356,994,122.04
  4. Step 4: Simplify right side
    647,007,467.00x = 318,763,734,856,370,176
  5. Step 5: Solve for x
    x = 318,763,734,856,370,176/647,007,467.00
  6. Step 6: Final answer
    x = 492,673,966.09

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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.