Home / 80,903,764.80-121,359,189.60-23,401,848.60

Finding the Fourth Proportional to 80,903,764.80, 121,359,189.60 and 23,401,848.60

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Solution

The fourth proportional to 80,903,764.80, 121,359,189.60 and 23,401,848.60 is: 35,103,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,903,764.80 : 121,359,189.60 = 23,401,848.60 : x
  2. Step 2: Convert to fraction form
    80,903,764.80/121,359,189.60 = 23,401,848.60/x
  3. Step 3: Cross multiply
    80,903,764.80x = 121,359,189.60 × 23,401,848.60
  4. Step 4: Simplify right side
    80,903,764.80x = 2,840,029,381,237,894.50
  5. Step 5: Solve for x
    x = 2,840,029,381,237,894.50/80,903,764.80
  6. Step 6: Final answer
    x = 35,103,797.56

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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.