Home / 1,485,282,899.70-2,049,745,717.89-890,664,193.62

Finding the Fourth Proportional to 1,485,282,899.70, 2,049,745,717.89 and 890,664,193.62

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Solution

The fourth proportional to 1,485,282,899.70, 2,049,745,717.89 and 890,664,193.62 is: 1,229,149,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,282,899.70 : 2,049,745,717.89 = 890,664,193.62 : x
  2. Step 2: Convert to fraction form
    1,485,282,899.70/2,049,745,717.89 = 890,664,193.62/x
  3. Step 3: Cross multiply
    1,485,282,899.70x = 2,049,745,717.89 × 890,664,193.62
  4. Step 4: Simplify right side
    1,485,282,899.70x = 1,825,635,116,950,544,896
  5. Step 5: Solve for x
    x = 1,825,635,116,950,544,896/1,485,282,899.70
  6. Step 6: Final answer
    x = 1,229,149,758.15

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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.