Home / 3,405,909,665.70-5,108,864,498.55-3,079,392,315.30

Finding the Fourth Proportional to 3,405,909,665.70, 5,108,864,498.55 and 3,079,392,315.30

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Solution

The fourth proportional to 3,405,909,665.70, 5,108,864,498.55 and 3,079,392,315.30 is: 4,619,088,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,909,665.70 : 5,108,864,498.55 = 3,079,392,315.30 : x
  2. Step 2: Convert to fraction form
    3,405,909,665.70/5,108,864,498.55 = 3,079,392,315.30/x
  3. Step 3: Cross multiply
    3,405,909,665.70x = 5,108,864,498.55 × 3,079,392,315.30
  4. Step 4: Simplify right side
    3,405,909,665.70x = 15,732,198,076,743,860,224
  5. Step 5: Solve for x
    x = 15,732,198,076,743,860,224/3,405,909,665.70
  6. Step 6: Final answer
    x = 4,619,088,472.95

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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.