Home / 230,372,462.58-345,645,723.54-138,320,385.96

Finding the Fourth Proportional to 230,372,462.58, 345,645,723.54 and 138,320,385.96

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Solution

The fourth proportional to 230,372,462.58, 345,645,723.54 and 138,320,385.96 is: 207,532,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,372,462.58 : 345,645,723.54 = 138,320,385.96 : x
  2. Step 2: Convert to fraction form
    230,372,462.58/345,645,723.54 = 138,320,385.96/x
  3. Step 3: Cross multiply
    230,372,462.58x = 345,645,723.54 × 138,320,385.96
  4. Step 4: Simplify right side
    230,372,462.58x = 47,809,849,885,476,264
  5. Step 5: Solve for x
    x = 47,809,849,885,476,264/230,372,462.58
  6. Step 6: Final answer
    x = 207,532,833.35

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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.