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Finding the Fourth Proportional to 119,149,656.68, 178,734,745.02 and 32,888,078.12

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Solution

The fourth proportional to 119,149,656.68, 178,734,745.02 and 32,888,078.12 is: 49,334,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,149,656.68 : 178,734,745.02 = 32,888,078.12 : x
  2. Step 2: Convert to fraction form
    119,149,656.68/178,734,745.02 = 32,888,078.12/x
  3. Step 3: Cross multiply
    119,149,656.68x = 178,734,745.02 × 32,888,078.12
  4. Step 4: Simplify right side
    119,149,656.68x = 5,878,242,256,976,042
  5. Step 5: Solve for x
    x = 5,878,242,256,976,042/119,149,656.68
  6. Step 6: Final answer
    x = 49,334,949.18

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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.