Home / 276,267,790.20-381,247,611.02-150,819,986.12

Finding the Fourth Proportional to 276,267,790.20, 381,247,611.02 and 150,819,986.12

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Solution

The fourth proportional to 276,267,790.20, 381,247,611.02 and 150,819,986.12 is: 208,130,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,267,790.20 : 381,247,611.02 = 150,819,986.12 : x
  2. Step 2: Convert to fraction form
    276,267,790.20/381,247,611.02 = 150,819,986.12/x
  3. Step 3: Cross multiply
    276,267,790.20x = 381,247,611.02 × 150,819,986.12
  4. Step 4: Simplify right side
    276,267,790.20x = 57,499,759,399,659,224
  5. Step 5: Solve for x
    x = 57,499,759,399,659,224/276,267,790.20
  6. Step 6: Final answer
    x = 208,130,522.05

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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.