Home / 472,393,246.80-708,589,870.20-469,523,465.40

Finding the Fourth Proportional to 472,393,246.80, 708,589,870.20 and 469,523,465.40

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Solution

The fourth proportional to 472,393,246.80, 708,589,870.20 and 469,523,465.40 is: 704,285,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,246.80 : 708,589,870.20 = 469,523,465.40 : x
  2. Step 2: Convert to fraction form
    472,393,246.80/708,589,870.20 = 469,523,465.40/x
  3. Step 3: Cross multiply
    472,393,246.80x = 708,589,870.20 × 469,523,465.40
  4. Step 4: Simplify right side
    472,393,246.80x = 332,699,571,403,640,192
  5. Step 5: Solve for x
    x = 332,699,571,403,640,192/472,393,246.80
  6. Step 6: Final answer
    x = 704,285,198.10

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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.