Home / 204,692,084.70-307,176,278.91-80,179,269.05

Finding the Fourth Proportional to 204,692,084.70, 307,176,278.91 and 80,179,269.05

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Solution

The fourth proportional to 204,692,084.70, 307,176,278.91 and 80,179,269.05 is: 120,323,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,692,084.70 : 307,176,278.91 = 80,179,269.05 : x
  2. Step 2: Convert to fraction form
    204,692,084.70/307,176,278.91 = 80,179,269.05/x
  3. Step 3: Cross multiply
    204,692,084.70x = 307,176,278.91 × 80,179,269.05
  4. Step 4: Simplify right side
    204,692,084.70x = 24,629,169,510,966,852
  5. Step 5: Solve for x
    x = 24,629,169,510,966,852/204,692,084.70
  6. Step 6: Final answer
    x = 120,323,018.58

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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.