Home / 276,481,098.19-381,528,602.43-151,008,311.85

Finding the Fourth Proportional to 276,481,098.19, 381,528,602.43 and 151,008,311.85

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Solution

The fourth proportional to 276,481,098.19, 381,528,602.43 and 151,008,311.85 is: 208,383,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,481,098.19 : 381,528,602.43 = 151,008,311.85 : x
  2. Step 2: Convert to fraction form
    276,481,098.19/381,528,602.43 = 151,008,311.85/x
  3. Step 3: Cross multiply
    276,481,098.19x = 381,528,602.43 × 151,008,311.85
  4. Step 4: Simplify right side
    276,481,098.19x = 57,613,990,173,447,088
  5. Step 5: Solve for x
    x = 57,613,990,173,447,088/276,481,098.19
  6. Step 6: Final answer
    x = 208,383,106.66

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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.