Home / 276,680,613.36-381,818,922.90-151,233,633.17

Finding the Fourth Proportional to 276,680,613.36, 381,818,922.90 and 151,233,633.17

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Solution

The fourth proportional to 276,680,613.36, 381,818,922.90 and 151,233,633.17 is: 208,702,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,680,613.36 : 381,818,922.90 = 151,233,633.17 : x
  2. Step 2: Convert to fraction form
    276,680,613.36/381,818,922.90 = 151,233,633.17/x
  3. Step 3: Cross multiply
    276,680,613.36x = 381,818,922.90 × 151,233,633.17
  4. Step 4: Simplify right side
    276,680,613.36x = 57,743,862,923,223,104
  5. Step 5: Solve for x
    x = 57,743,862,923,223,104/276,680,613.36
  6. Step 6: Final answer
    x = 208,702,236.93

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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.