Home / 276,582,121.54-381,678,717.43-151,131,561.50

Finding the Fourth Proportional to 276,582,121.54, 381,678,717.43 and 151,131,561.50

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Solution

The fourth proportional to 276,582,121.54, 381,678,717.43 and 151,131,561.50 is: 208,559,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,582,121.54 : 381,678,717.43 = 151,131,561.50 : x
  2. Step 2: Convert to fraction form
    276,582,121.54/381,678,717.43 = 151,131,561.50/x
  3. Step 3: Cross multiply
    276,582,121.54x = 381,678,717.43 × 151,131,561.50
  4. Step 4: Simplify right side
    276,582,121.54x = 57,683,700,555,507,424
  5. Step 5: Solve for x
    x = 57,683,700,555,507,424/276,582,121.54
  6. Step 6: Final answer
    x = 208,559,035.68

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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.