Home / 152,997,059.81-229,563,200.82-80,196,433.44

Finding the Fourth Proportional to 152,997,059.81, 229,563,200.82 and 80,196,433.44

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Solution

The fourth proportional to 152,997,059.81, 229,563,200.82 and 80,196,433.44 is: 120,330,089.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,997,059.81 : 229,563,200.82 = 80,196,433.44 : x
  2. Step 2: Convert to fraction form
    152,997,059.81/229,563,200.82 = 80,196,433.44/x
  3. Step 3: Cross multiply
    152,997,059.81x = 229,563,200.82 × 80,196,433.44
  4. Step 4: Simplify right side
    152,997,059.81x = 18,410,149,955,207,900
  5. Step 5: Solve for x
    x = 18,410,149,955,207,900/152,997,059.81
  6. Step 6: Final answer
    x = 120,330,089.86

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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.