Home / 2,127,990,362.36-3,192,290,179.88-654,253,916.85

Finding the Fourth Proportional to 2,127,990,362.36, 3,192,290,179.88 and 654,253,916.85

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Solution

The fourth proportional to 2,127,990,362.36, 3,192,290,179.88 and 654,253,916.85 is: 981,474,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,990,362.36 : 3,192,290,179.88 = 654,253,916.85 : x
  2. Step 2: Convert to fraction form
    2,127,990,362.36/3,192,290,179.88 = 654,253,916.85/x
  3. Step 3: Cross multiply
    2,127,990,362.36x = 3,192,290,179.88 × 654,253,916.85
  4. Step 4: Simplify right side
    2,127,990,362.36x = 2,088,568,353,905,009,920
  5. Step 5: Solve for x
    x = 2,088,568,353,905,009,920/2,127,990,362.36
  6. Step 6: Final answer
    x = 981,474,536.19

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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.