Home / 152,520,605.40-228,780,908.10-50,259,984.60

Finding the Fourth Proportional to 152,520,605.40, 228,780,908.10 and 50,259,984.60

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Solution

The fourth proportional to 152,520,605.40, 228,780,908.10 and 50,259,984.60 is: 75,389,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,520,605.40 : 228,780,908.10 = 50,259,984.60 : x
  2. Step 2: Convert to fraction form
    152,520,605.40/228,780,908.10 = 50,259,984.60/x
  3. Step 3: Cross multiply
    152,520,605.40x = 228,780,908.10 × 50,259,984.60
  4. Step 4: Simplify right side
    152,520,605.40x = 11,498,524,917,880,016
  5. Step 5: Solve for x
    x = 11,498,524,917,880,016/152,520,605.40
  6. Step 6: Final answer
    x = 75,389,976.90

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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.