Home / 472,393,200.30-708,589,800.45-469,523,418.90

Finding the Fourth Proportional to 472,393,200.30, 708,589,800.45 and 469,523,418.90

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Solution

The fourth proportional to 472,393,200.30, 708,589,800.45 and 469,523,418.90 is: 704,285,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,200.30 : 708,589,800.45 = 469,523,418.90 : x
  2. Step 2: Convert to fraction form
    472,393,200.30/708,589,800.45 = 469,523,418.90/x
  3. Step 3: Cross multiply
    472,393,200.30x = 708,589,800.45 × 469,523,418.90
  4. Step 4: Simplify right side
    472,393,200.30x = 332,699,505,704,952,768
  5. Step 5: Solve for x
    x = 332,699,505,704,952,768/472,393,200.30
  6. Step 6: Final answer
    x = 704,285,128.35

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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.