Home / 276,465,500.67-381,523,691.27-151,019,436.95

Finding the Fourth Proportional to 276,465,500.67, 381,523,691.27 and 151,019,436.95

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Solution

The fourth proportional to 276,465,500.67, 381,523,691.27 and 151,019,436.95 is: 208,407,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,465,500.67 : 381,523,691.27 = 151,019,436.95 : x
  2. Step 2: Convert to fraction form
    276,465,500.67/381,523,691.27 = 151,019,436.95/x
  3. Step 3: Cross multiply
    276,465,500.67x = 381,523,691.27 × 151,019,436.95
  4. Step 4: Simplify right side
    276,465,500.67x = 57,617,493,037,925,928
  5. Step 5: Solve for x
    x = 57,617,493,037,925,928/276,465,500.67
  6. Step 6: Final answer
    x = 208,407,533.31

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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.