Home / 341,545,629.73-512,318,518.51-123,195,953.72

Finding the Fourth Proportional to 341,545,629.73, 512,318,518.51 and 123,195,953.72

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Solution

The fourth proportional to 341,545,629.73, 512,318,518.51 and 123,195,953.72 is: 184,793,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,545,629.73 : 512,318,518.51 = 123,195,953.72 : x
  2. Step 2: Convert to fraction form
    341,545,629.73/512,318,518.51 = 123,195,953.72/x
  3. Step 3: Cross multiply
    341,545,629.73x = 512,318,518.51 × 123,195,953.72
  4. Step 4: Simplify right side
    341,545,629.73x = 63,115,568,496,256,920
  5. Step 5: Solve for x
    x = 63,115,568,496,256,920/341,545,629.73
  6. Step 6: Final answer
    x = 184,793,957.24

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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.