Home / 1,444,284,142.14-1,993,169,264.31-809,210,112.06

Finding the Fourth Proportional to 1,444,284,142.14, 1,993,169,264.31 and 809,210,112.06

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Solution

The fourth proportional to 1,444,284,142.14, 1,993,169,264.31 and 809,210,112.06 is: 1,116,741,973.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,284,142.14 : 1,993,169,264.31 = 809,210,112.06 : x
  2. Step 2: Convert to fraction form
    1,444,284,142.14/1,993,169,264.31 = 809,210,112.06/x
  3. Step 3: Cross multiply
    1,444,284,142.14x = 1,993,169,264.31 × 809,210,112.06
  4. Step 4: Simplify right side
    1,444,284,142.14x = 1,612,892,723,726,842,624
  5. Step 5: Solve for x
    x = 1,612,892,723,726,842,624/1,444,284,142.14
  6. Step 6: Final answer
    x = 1,116,741,973.87

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Double scale
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1.5x scale

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.