Home / 3,081,720,722,612-4,252,784,534,540.40-1,711,496,174,528.40

Finding the Fourth Proportional to 3,081,720,722,612, 4,252,784,534,540.40 and 1,711,496,174,528.40

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Solution

The fourth proportional to 3,081,720,722,612, 4,252,784,534,540.40 and 1,711,496,174,528.40 is: 2,361,870,239,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,720,722,612 : 4,252,784,534,540.40 = 1,711,496,174,528.40 : x
  2. Step 2: Convert to fraction form
    3,081,720,722,612/4,252,784,534,540.40 = 1,711,496,174,528.40/x
  3. Step 3: Cross multiply
    3,081,720,722,612x = 4,252,784,534,540.40 × 1,711,496,174,528.40
  4. Step 4: Simplify right side
    3,081,720,722,612x = 7,278,624,461,959,436,001,345,536
  5. Step 5: Solve for x
    x = 7,278,624,461,959,436,001,345,536/3,081,720,722,612
  6. Step 6: Final answer
    x = 2,361,870,239,750.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.