Home / 2,691,232,260.60-4,037,604,218.10-1,311,091,793.40

Finding the Fourth Proportional to 2,691,232,260.60, 4,037,604,218.10 and 1,311,091,793.40

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Solution

The fourth proportional to 2,691,232,260.60, 4,037,604,218.10 and 1,311,091,793.40 is: 1,967,005,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,232,260.60 : 4,037,604,218.10 = 1,311,091,793.40 : x
  2. Step 2: Convert to fraction form
    2,691,232,260.60/4,037,604,218.10 = 1,311,091,793.40/x
  3. Step 3: Cross multiply
    2,691,232,260.60x = 4,037,604,218.10 × 1,311,091,793.40
  4. Step 4: Simplify right side
    2,691,232,260.60x = 5,293,669,755,348,133,888
  5. Step 5: Solve for x
    x = 5,293,669,755,348,133,888/2,691,232,260.60
  6. Step 6: Final answer
    x = 1,967,005,907.61

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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.