Home / 3,405,909,661.20-5,108,864,491.80-3,079,392,310.80

Finding the Fourth Proportional to 3,405,909,661.20, 5,108,864,491.80 and 3,079,392,310.80

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Solution

The fourth proportional to 3,405,909,661.20, 5,108,864,491.80 and 3,079,392,310.80 is: 4,619,088,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,909,661.20 : 5,108,864,491.80 = 3,079,392,310.80 : x
  2. Step 2: Convert to fraction form
    3,405,909,661.20/5,108,864,491.80 = 3,079,392,310.80/x
  3. Step 3: Cross multiply
    3,405,909,661.20x = 5,108,864,491.80 × 3,079,392,310.80
  4. Step 4: Simplify right side
    3,405,909,661.20x = 15,732,198,032,968,071,168
  5. Step 5: Solve for x
    x = 15,732,198,032,968,071,168/3,405,909,661.20
  6. Step 6: Final answer
    x = 4,619,088,466.20

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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.