Home / 326,276,185.72-450,273,016.30-177,590,120.22

Finding the Fourth Proportional to 326,276,185.72, 450,273,016.30 and 177,590,120.22

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Solution

The fourth proportional to 326,276,185.72, 450,273,016.30 and 177,590,120.22 is: 245,080,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,276,185.72 : 450,273,016.30 = 177,590,120.22 : x
  2. Step 2: Convert to fraction form
    326,276,185.72/450,273,016.30 = 177,590,120.22/x
  3. Step 3: Cross multiply
    326,276,185.72x = 450,273,016.30 × 177,590,120.22
  4. Step 4: Simplify right side
    326,276,185.72x = 79,964,039,096,539,024
  5. Step 5: Solve for x
    x = 79,964,039,096,539,024/326,276,185.72
  6. Step 6: Final answer
    x = 245,080,832.12

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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.