Home / 1,485,111,916,021.80-2,227,667,874,032.70-531,127,703,908.20

Finding the Fourth Proportional to 1,485,111,916,021.80, 2,227,667,874,032.70 and 531,127,703,908.20

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Solution

The fourth proportional to 1,485,111,916,021.80, 2,227,667,874,032.70 and 531,127,703,908.20 is: 796,691,555,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,111,916,021.80 : 2,227,667,874,032.70 = 531,127,703,908.20 : x
  2. Step 2: Convert to fraction form
    1,485,111,916,021.80/2,227,667,874,032.70 = 531,127,703,908.20/x
  3. Step 3: Cross multiply
    1,485,111,916,021.80x = 2,227,667,874,032.70 × 531,127,703,908.20
  4. Step 4: Simplify right side
    1,485,111,916,021.80x = 1,183,176,123,005,049,447,120,896
  5. Step 5: Solve for x
    x = 1,183,176,123,005,049,447,120,896/1,485,111,916,021.80
  6. Step 6: Final answer
    x = 796,691,555,862.30

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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.