Home / 279,614,623.77-386,033,703.09-248,589,098.19

Finding the Fourth Proportional to 279,614,623.77, 386,033,703.09 and 248,589,098.19

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Solution

The fourth proportional to 279,614,623.77, 386,033,703.09 and 248,589,098.19 is: 343,200,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,614,623.77 : 386,033,703.09 = 248,589,098.19 : x
  2. Step 2: Convert to fraction form
    279,614,623.77/386,033,703.09 = 248,589,098.19/x
  3. Step 3: Cross multiply
    279,614,623.77x = 386,033,703.09 × 248,589,098.19
  4. Step 4: Simplify right side
    279,614,623.77x = 95,963,770,122,089,312
  5. Step 5: Solve for x
    x = 95,963,770,122,089,312/279,614,623.77
  6. Step 6: Final answer
    x = 343,200,111.74

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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.