Home / 361,751,118.91-542,630,012.16-102,966,268.41

Finding the Fourth Proportional to 361,751,118.91, 542,630,012.16 and 102,966,268.41

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Solution

The fourth proportional to 361,751,118.91, 542,630,012.16 and 102,966,268.41 is: 154,450,351.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,751,118.91 : 542,630,012.16 = 102,966,268.41 : x
  2. Step 2: Convert to fraction form
    361,751,118.91/542,630,012.16 = 102,966,268.41/x
  3. Step 3: Cross multiply
    361,751,118.91x = 542,630,012.16 × 102,966,268.41
  4. Step 4: Simplify right side
    361,751,118.91x = 55,872,587,479,388,120
  5. Step 5: Solve for x
    x = 55,872,587,479,388,120/361,751,118.91
  6. Step 6: Final answer
    x = 154,450,351.52

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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.