Home / 276,187,689.16-381,133,608.42-150,740,784.52

Finding the Fourth Proportional to 276,187,689.16, 381,133,608.42 and 150,740,784.52

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Solution

The fourth proportional to 276,187,689.16, 381,133,608.42 and 150,740,784.52 is: 208,019,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,187,689.16 : 381,133,608.42 = 150,740,784.52 : x
  2. Step 2: Convert to fraction form
    276,187,689.16/381,133,608.42 = 150,740,784.52/x
  3. Step 3: Cross multiply
    276,187,689.16x = 381,133,608.42 × 150,740,784.52
  4. Step 4: Simplify right side
    276,187,689.16x = 57,452,379,140,169,288
  5. Step 5: Solve for x
    x = 57,452,379,140,169,288/276,187,689.16
  6. Step 6: Final answer
    x = 208,019,333.94

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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.