Home / 784,180,335.77-1,176,445,930.22-238,964,540.57

Finding the Fourth Proportional to 784,180,335.77, 1,176,445,930.22 and 238,964,540.57

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Solution

The fourth proportional to 784,180,335.77, 1,176,445,930.22 and 238,964,540.57 is: 358,500,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,180,335.77 : 1,176,445,930.22 = 238,964,540.57 : x
  2. Step 2: Convert to fraction form
    784,180,335.77/1,176,445,930.22 = 238,964,540.57/x
  3. Step 3: Cross multiply
    784,180,335.77x = 1,176,445,930.22 × 238,964,540.57
  4. Step 4: Simplify right side
    784,180,335.77x = 281,128,861,219,273,728
  5. Step 5: Solve for x
    x = 281,128,861,219,273,728/784,180,335.77
  6. Step 6: Final answer
    x = 358,500,268.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.