Home / 276,341,278.64-381,352,808.12-150,894,345.60

Finding the Fourth Proportional to 276,341,278.64, 381,352,808.12 and 150,894,345.60

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Solution

The fourth proportional to 276,341,278.64, 381,352,808.12 and 150,894,345.60 is: 208,235,203.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,341,278.64 : 381,352,808.12 = 150,894,345.60 : x
  2. Step 2: Convert to fraction form
    276,341,278.64/381,352,808.12 = 150,894,345.60/x
  3. Step 3: Cross multiply
    276,341,278.64x = 381,352,808.12 × 150,894,345.60
  4. Step 4: Simplify right side
    276,341,278.64x = 57,543,982,423,235,296
  5. Step 5: Solve for x
    x = 57,543,982,423,235,296/276,341,278.64
  6. Step 6: Final answer
    x = 208,235,203.61

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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.