Home / 472,392,512.30-708,588,768.45-469,522,730.90

Finding the Fourth Proportional to 472,392,512.30, 708,588,768.45 and 469,522,730.90

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Solution

The fourth proportional to 472,392,512.30, 708,588,768.45 and 469,522,730.90 is: 704,284,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,512.30 : 708,588,768.45 = 469,522,730.90 : x
  2. Step 2: Convert to fraction form
    472,392,512.30/708,588,768.45 = 469,522,730.90/x
  3. Step 3: Cross multiply
    472,392,512.30x = 708,588,768.45 × 469,522,730.90
  4. Step 4: Simplify right side
    472,392,512.30x = 332,698,533,647,711,744
  5. Step 5: Solve for x
    x = 332,698,533,647,711,744/472,392,512.30
  6. Step 6: Final answer
    x = 704,284,096.35

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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.