Home / 78,840,404.82-118,260,607.22-24,987,716.82

Finding the Fourth Proportional to 78,840,404.82, 118,260,607.22 and 24,987,716.82

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Solution

The fourth proportional to 78,840,404.82, 118,260,607.22 and 24,987,716.82 is: 37,481,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,840,404.82 : 118,260,607.22 = 24,987,716.82 : x
  2. Step 2: Convert to fraction form
    78,840,404.82/118,260,607.22 = 24,987,716.82/x
  3. Step 3: Cross multiply
    78,840,404.82x = 118,260,607.22 × 24,987,716.82
  4. Step 4: Simplify right side
    78,840,404.82x = 2,955,062,564,049,669
  5. Step 5: Solve for x
    x = 2,955,062,564,049,669/78,840,404.82
  6. Step 6: Final answer
    x = 37,481,575.23

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1.5x scale

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.