Home / 276,042,724.22-380,937,151.19-156,965,325.13

Finding the Fourth Proportional to 276,042,724.22, 380,937,151.19 and 156,965,325.13

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Solution

The fourth proportional to 276,042,724.22, 380,937,151.19 and 156,965,325.13 is: 216,611,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,042,724.22 : 380,937,151.19 = 156,965,325.13 : x
  2. Step 2: Convert to fraction form
    276,042,724.22/380,937,151.19 = 156,965,325.13/x
  3. Step 3: Cross multiply
    276,042,724.22x = 380,937,151.19 × 156,965,325.13
  4. Step 4: Simplify right side
    276,042,724.22x = 59,793,923,790,634,312
  5. Step 5: Solve for x
    x = 59,793,923,790,634,312/276,042,724.22
  6. Step 6: Final answer
    x = 216,611,120.47

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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.