Home / 73,872,336.30-110,808,504.45-39,860,112.30

Finding the Fourth Proportional to 73,872,336.30, 110,808,504.45 and 39,860,112.30

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Solution

The fourth proportional to 73,872,336.30, 110,808,504.45 and 39,860,112.30 is: 59,790,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,872,336.30 : 110,808,504.45 = 39,860,112.30 : x
  2. Step 2: Convert to fraction form
    73,872,336.30/110,808,504.45 = 39,860,112.30/x
  3. Step 3: Cross multiply
    73,872,336.30x = 110,808,504.45 × 39,860,112.30
  4. Step 4: Simplify right side
    73,872,336.30x = 4,416,839,431,172,049.50
  5. Step 5: Solve for x
    x = 4,416,839,431,172,049.50/73,872,336.30
  6. Step 6: Final answer
    x = 59,790,168.45

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Similar ratio
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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.