Home / 1,617,170,769.77-2,231,695,645.01-874,614,832.52

Finding the Fourth Proportional to 1,617,170,769.77, 2,231,695,645.01 and 874,614,832.52

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Solution

The fourth proportional to 1,617,170,769.77, 2,231,695,645.01 and 874,614,832.52 is: 1,206,968,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,170,769.77 : 2,231,695,645.01 = 874,614,832.52 : x
  2. Step 2: Convert to fraction form
    1,617,170,769.77/2,231,695,645.01 = 874,614,832.52/x
  3. Step 3: Cross multiply
    1,617,170,769.77x = 2,231,695,645.01 × 874,614,832.52
  4. Step 4: Simplify right side
    1,617,170,769.77x = 1,951,874,112,803,713,024
  5. Step 5: Solve for x
    x = 1,951,874,112,803,713,024/1,617,170,769.77
  6. Step 6: Final answer
    x = 1,206,968,459.54

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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.