Home / 73,811,768.80-110,717,653.20-54,679,892.80

Finding the Fourth Proportional to 73,811,768.80, 110,717,653.20 and 54,679,892.80

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Solution

The fourth proportional to 73,811,768.80, 110,717,653.20 and 54,679,892.80 is: 82,019,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,768.80 : 110,717,653.20 = 54,679,892.80 : x
  2. Step 2: Convert to fraction form
    73,811,768.80/110,717,653.20 = 54,679,892.80/x
  3. Step 3: Cross multiply
    73,811,768.80x = 110,717,653.20 × 54,679,892.80
  4. Step 4: Simplify right side
    73,811,768.80x = 6,054,029,408,043,577
  5. Step 5: Solve for x
    x = 6,054,029,408,043,577/73,811,768.80
  6. Step 6: Final answer
    x = 82,019,839.20

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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.