Home / 76,302,002.40-114,453,003.60-73,325,932.80

Finding the Fourth Proportional to 76,302,002.40, 114,453,003.60 and 73,325,932.80

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Solution

The fourth proportional to 76,302,002.40, 114,453,003.60 and 73,325,932.80 is: 109,988,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,302,002.40 : 114,453,003.60 = 73,325,932.80 : x
  2. Step 2: Convert to fraction form
    76,302,002.40/114,453,003.60 = 73,325,932.80/x
  3. Step 3: Cross multiply
    76,302,002.40x = 114,453,003.60 × 73,325,932.80
  4. Step 4: Simplify right side
    76,302,002.40x = 8,392,373,250,731,757
  5. Step 5: Solve for x
    x = 8,392,373,250,731,757/76,302,002.40
  6. Step 6: Final answer
    x = 109,988,899.20

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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.