Home / 3,131,702,000.88-4,321,903,903.80-1,942,654,080.66

Finding the Fourth Proportional to 3,131,702,000.88, 4,321,903,903.80 and 1,942,654,080.66

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Solution

The fourth proportional to 3,131,702,000.88, 4,321,903,903.80 and 1,942,654,080.66 is: 2,680,958,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,702,000.88 : 4,321,903,903.80 = 1,942,654,080.66 : x
  2. Step 2: Convert to fraction form
    3,131,702,000.88/4,321,903,903.80 = 1,942,654,080.66/x
  3. Step 3: Cross multiply
    3,131,702,000.88x = 4,321,903,903.80 × 1,942,654,080.66
  4. Step 4: Simplify right side
    3,131,702,000.88x = 8,395,964,254,937,454,592
  5. Step 5: Solve for x
    x = 8,395,964,254,937,454,592/3,131,702,000.88
  6. Step 6: Final answer
    x = 2,680,958,869.20

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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.