Home / 342,546,765.42-472,715,003.10-185,913,874.44

Finding the Fourth Proportional to 342,546,765.42, 472,715,003.10 and 185,913,874.44

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Solution

The fourth proportional to 342,546,765.42, 472,715,003.10 and 185,913,874.44 is: 256,561,400.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,546,765.42 : 472,715,003.10 = 185,913,874.44 : x
  2. Step 2: Convert to fraction form
    342,546,765.42/472,715,003.10 = 185,913,874.44/x
  3. Step 3: Cross multiply
    342,546,765.42x = 472,715,003.10 × 185,913,874.44
  4. Step 4: Simplify right side
    342,546,765.42x = 87,884,277,732,237,616
  5. Step 5: Solve for x
    x = 87,884,277,732,237,616/342,546,765.42
  6. Step 6: Final answer
    x = 256,561,400.09

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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.