Home / 834,187,714.20-1,251,505,520.10-743,936,347.80

Finding the Fourth Proportional to 834,187,714.20, 1,251,505,520.10 and 743,936,347.80

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Solution

The fourth proportional to 834,187,714.20, 1,251,505,520.10 and 743,936,347.80 is: 1,116,104,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,187,714.20 : 1,251,505,520.10 = 743,936,347.80 : x
  2. Step 2: Convert to fraction form
    834,187,714.20/1,251,505,520.10 = 743,936,347.80/x
  3. Step 3: Cross multiply
    834,187,714.20x = 1,251,505,520.10 × 743,936,347.80
  4. Step 4: Simplify right side
    834,187,714.20x = 931,040,445,874,733,312
  5. Step 5: Solve for x
    x = 931,040,445,874,733,312/834,187,714.20
  6. Step 6: Final answer
    x = 1,116,104,241.32

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1.5x scale

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.