Home / 2,008,057,390.40-3,012,086,085.60-1,422,621,984.80

Finding the Fourth Proportional to 2,008,057,390.40, 3,012,086,085.60 and 1,422,621,984.80

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Solution

The fourth proportional to 2,008,057,390.40, 3,012,086,085.60 and 1,422,621,984.80 is: 2,133,932,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,057,390.40 : 3,012,086,085.60 = 1,422,621,984.80 : x
  2. Step 2: Convert to fraction form
    2,008,057,390.40/3,012,086,085.60 = 1,422,621,984.80/x
  3. Step 3: Cross multiply
    2,008,057,390.40x = 3,012,086,085.60 × 1,422,621,984.80
  4. Step 4: Simplify right side
    2,008,057,390.40x = 4,285,059,885,484,734,464
  5. Step 5: Solve for x
    x = 4,285,059,885,484,734,464/2,008,057,390.40
  6. Step 6: Final answer
    x = 2,133,932,977.20

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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.