Home / 1,617,170,769.02-2,231,695,643.97-874,614,831.77

Finding the Fourth Proportional to 1,617,170,769.02, 2,231,695,643.97 and 874,614,831.77

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Solution

The fourth proportional to 1,617,170,769.02, 2,231,695,643.97 and 874,614,831.77 is: 1,206,968,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,170,769.02 : 2,231,695,643.97 = 874,614,831.77 : x
  2. Step 2: Convert to fraction form
    1,617,170,769.02/2,231,695,643.97 = 874,614,831.77/x
  3. Step 3: Cross multiply
    1,617,170,769.02x = 2,231,695,643.97 × 874,614,831.77
  4. Step 4: Simplify right side
    1,617,170,769.02x = 1,951,874,110,221,566,464
  5. Step 5: Solve for x
    x = 1,951,874,110,221,566,464/1,617,170,769.02
  6. Step 6: Final answer
    x = 1,206,968,458.50

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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.