Home / 311,912,359.01-467,940,292.28-104,678,269.67

Finding the Fourth Proportional to 311,912,359.01, 467,940,292.28 and 104,678,269.67

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Solution

The fourth proportional to 311,912,359.01, 467,940,292.28 and 104,678,269.67 is: 157,041,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,912,359.01 : 467,940,292.28 = 104,678,269.67 : x
  2. Step 2: Convert to fraction form
    311,912,359.01/467,940,292.28 = 104,678,269.67/x
  3. Step 3: Cross multiply
    311,912,359.01x = 467,940,292.28 × 104,678,269.67
  4. Step 4: Simplify right side
    311,912,359.01x = 48,983,180,103,153,640
  5. Step 5: Solve for x
    x = 48,983,180,103,153,640/311,912,359.01
  6. Step 6: Final answer
    x = 157,041,485.17

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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.