Home / 6,119,599,366.80-9,179,399,050.20-1,982,012,317.20

Finding the Fourth Proportional to 6,119,599,366.80, 9,179,399,050.20 and 1,982,012,317.20

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Solution

The fourth proportional to 6,119,599,366.80, 9,179,399,050.20 and 1,982,012,317.20 is: 2,973,018,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,599,366.80 : 9,179,399,050.20 = 1,982,012,317.20 : x
  2. Step 2: Convert to fraction form
    6,119,599,366.80/9,179,399,050.20 = 1,982,012,317.20/x
  3. Step 3: Cross multiply
    6,119,599,366.80x = 9,179,399,050.20 × 1,982,012,317.20
  4. Step 4: Simplify right side
    6,119,599,366.80x = 18,193,681,981,990,383,616
  5. Step 5: Solve for x
    x = 18,193,681,981,990,383,616/6,119,599,366.80
  6. Step 6: Final answer
    x = 2,973,018,475.80

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Double scale
Find fourth proportional to 6,119,599,367.80, 9,179,399,051.70 and 1,982,012,318.20
Similar ratio
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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.