Home / 276,588,647.10-414,903,965.85-82,484,912.70

Finding the Fourth Proportional to 276,588,647.10, 414,903,965.85 and 82,484,912.70

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Solution

The fourth proportional to 276,588,647.10, 414,903,965.85 and 82,484,912.70 is: 123,733,630.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,588,647.10 : 414,903,965.85 = 82,484,912.70 : x
  2. Step 2: Convert to fraction form
    276,588,647.10/414,903,965.85 = 82,484,912.70/x
  3. Step 3: Cross multiply
    276,588,647.10x = 414,903,965.85 × 82,484,912.70
  4. Step 4: Simplify right side
    276,588,647.10x = 34,223,317,402,021,036
  5. Step 5: Solve for x
    x = 34,223,317,402,021,036/276,588,647.10
  6. Step 6: Final answer
    x = 123,733,630.29

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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.