Home / 141,829,780.37-212,308,329.11-92,539,499.72

Finding the Fourth Proportional to 141,829,780.37, 212,308,329.11 and 92,539,499.72

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Solution

The fourth proportional to 141,829,780.37, 212,308,329.11 and 92,539,499.72 is: 138,524,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,829,780.37 : 212,308,329.11 = 92,539,499.72 : x
  2. Step 2: Convert to fraction form
    141,829,780.37/212,308,329.11 = 92,539,499.72/x
  3. Step 3: Cross multiply
    141,829,780.37x = 212,308,329.11 × 92,539,499.72
  4. Step 4: Simplify right side
    141,829,780.37x = 19,646,906,560,704,272
  5. Step 5: Solve for x
    x = 19,646,906,560,704,272/141,829,780.37
  6. Step 6: Final answer
    x = 138,524,550.42

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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.