Home / 199,352,986.38-299,028,224.78-107,280,095.02

Finding the Fourth Proportional to 199,352,986.38, 299,028,224.78 and 107,280,095.02

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Solution

The fourth proportional to 199,352,986.38, 299,028,224.78 and 107,280,095.02 is: 160,919,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,352,986.38 : 299,028,224.78 = 107,280,095.02 : x
  2. Step 2: Convert to fraction form
    199,352,986.38/299,028,224.78 = 107,280,095.02/x
  3. Step 3: Cross multiply
    199,352,986.38x = 299,028,224.78 × 107,280,095.02
  4. Step 4: Simplify right side
    199,352,986.38x = 32,079,776,367,178,648
  5. Step 5: Solve for x
    x = 32,079,776,367,178,648/199,352,986.38
  6. Step 6: Final answer
    x = 160,919,467.27

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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.