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Finding the Fourth Proportional to 446,150,709.80, 669,226,064.70 and 360,057,267.80

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Solution

The fourth proportional to 446,150,709.80, 669,226,064.70 and 360,057,267.80 is: 540,085,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,150,709.80 : 669,226,064.70 = 360,057,267.80 : x
  2. Step 2: Convert to fraction form
    446,150,709.80/669,226,064.70 = 360,057,267.80/x
  3. Step 3: Cross multiply
    446,150,709.80x = 669,226,064.70 × 360,057,267.80
  4. Step 4: Simplify right side
    446,150,709.80x = 240,959,708,396,428,064
  5. Step 5: Solve for x
    x = 240,959,708,396,428,064/446,150,709.80
  6. Step 6: Final answer
    x = 540,085,901.70

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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.