Home / 245,120,873.55-338,256,625.08-133,609,260.97

Finding the Fourth Proportional to 245,120,873.55, 338,256,625.08 and 133,609,260.97

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Solution

The fourth proportional to 245,120,873.55, 338,256,625.08 and 133,609,260.97 is: 184,375,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,120,873.55 : 338,256,625.08 = 133,609,260.97 : x
  2. Step 2: Convert to fraction form
    245,120,873.55/338,256,625.08 = 133,609,260.97/x
  3. Step 3: Cross multiply
    245,120,873.55x = 338,256,625.08 × 133,609,260.97
  4. Step 4: Simplify right side
    245,120,873.55x = 45,194,217,695,145,168
  5. Step 5: Solve for x
    x = 45,194,217,695,145,168/245,120,873.55
  6. Step 6: Final answer
    x = 184,375,231.05

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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.