Home / 276,155,101.16-381,102,119.09-150,715,342.67

Finding the Fourth Proportional to 276,155,101.16, 381,102,119.09 and 150,715,342.67

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Solution

The fourth proportional to 276,155,101.16, 381,102,119.09 and 150,715,342.67 is: 207,991,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,155,101.16 : 381,102,119.09 = 150,715,342.67 : x
  2. Step 2: Convert to fraction form
    276,155,101.16/381,102,119.09 = 150,715,342.67/x
  3. Step 3: Cross multiply
    276,155,101.16x = 381,102,119.09 × 150,715,342.67
  4. Step 4: Simplify right side
    276,155,101.16x = 57,437,936,470,912,488
  5. Step 5: Solve for x
    x = 57,437,936,470,912,488/276,155,101.16
  6. Step 6: Final answer
    x = 207,991,582.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.