Home / 4,137,372,209.40-6,209,081,622.90-2,912,932,145.40

Finding the Fourth Proportional to 4,137,372,209.40, 6,209,081,622.90 and 2,912,932,145.40

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Solution

The fourth proportional to 4,137,372,209.40, 6,209,081,622.90 and 2,912,932,145.40 is: 4,371,526,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137,372,209.40 : 6,209,081,622.90 = 2,912,932,145.40 : x
  2. Step 2: Convert to fraction form
    4,137,372,209.40/6,209,081,622.90 = 2,912,932,145.40/x
  3. Step 3: Cross multiply
    4,137,372,209.40x = 6,209,081,622.90 × 2,912,932,145.40
  4. Step 4: Simplify right side
    4,137,372,209.40x = 18,086,633,452,757,811,200
  5. Step 5: Solve for x
    x = 18,086,633,452,757,811,200/4,137,372,209.40
  6. Step 6: Final answer
    x = 4,371,526,789.80

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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.