Home / 276,680,612.36-381,818,921.52-151,233,632.17

Finding the Fourth Proportional to 276,680,612.36, 381,818,921.52 and 151,233,632.17

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Solution

The fourth proportional to 276,680,612.36, 381,818,921.52 and 151,233,632.17 is: 208,702,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,680,612.36 : 381,818,921.52 = 151,233,632.17 : x
  2. Step 2: Convert to fraction form
    276,680,612.36/381,818,921.52 = 151,233,632.17/x
  3. Step 3: Cross multiply
    276,680,612.36x = 381,818,921.52 × 151,233,632.17
  4. Step 4: Simplify right side
    276,680,612.36x = 57,743,862,332,314,352
  5. Step 5: Solve for x
    x = 57,743,862,332,314,352/276,680,612.36
  6. Step 6: Final answer
    x = 208,702,235.55

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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.