Home / 140,232,375.86-211,305,752.24-115,233,391.22

Finding the Fourth Proportional to 140,232,375.86, 211,305,752.24 and 115,233,391.22

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Solution

The fourth proportional to 140,232,375.86, 211,305,752.24 and 115,233,391.22 is: 173,636,638.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,232,375.86 : 211,305,752.24 = 115,233,391.22 : x
  2. Step 2: Convert to fraction form
    140,232,375.86/211,305,752.24 = 115,233,391.22/x
  3. Step 3: Cross multiply
    140,232,375.86x = 211,305,752.24 × 115,233,391.22
  4. Step 4: Simplify right side
    140,232,375.86x = 24,349,478,413,275,620
  5. Step 5: Solve for x
    x = 24,349,478,413,275,620/140,232,375.86
  6. Step 6: Final answer
    x = 173,636,638.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.