Home / 1,964,448,538.20-2,946,672,807.30-1,344,575,755.80

Finding the Fourth Proportional to 1,964,448,538.20, 2,946,672,807.30 and 1,344,575,755.80

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Solution

The fourth proportional to 1,964,448,538.20, 2,946,672,807.30 and 1,344,575,755.80 is: 2,016,863,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,448,538.20 : 2,946,672,807.30 = 1,344,575,755.80 : x
  2. Step 2: Convert to fraction form
    1,964,448,538.20/2,946,672,807.30 = 1,344,575,755.80/x
  3. Step 3: Cross multiply
    1,964,448,538.20x = 2,946,672,807.30 × 1,344,575,755.80
  4. Step 4: Simplify right side
    1,964,448,538.20x = 3,962,024,816,970,705,408
  5. Step 5: Solve for x
    x = 3,962,024,816,970,705,408/1,964,448,538.20
  6. Step 6: Final answer
    x = 2,016,863,633.70

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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.