Home / 171,417,833.64-257,194,876.32-54,851,145.12

Finding the Fourth Proportional to 171,417,833.64, 257,194,876.32 and 54,851,145.12

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Solution

The fourth proportional to 171,417,833.64, 257,194,876.32 and 54,851,145.12 is: 82,298,516.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,417,833.64 : 257,194,876.32 = 54,851,145.12 : x
  2. Step 2: Convert to fraction form
    171,417,833.64/257,194,876.32 = 54,851,145.12/x
  3. Step 3: Cross multiply
    171,417,833.64x = 257,194,876.32 × 54,851,145.12
  4. Step 4: Simplify right side
    171,417,833.64x = 14,107,433,485,148,770
  5. Step 5: Solve for x
    x = 14,107,433,485,148,770/171,417,833.64
  6. Step 6: Final answer
    x = 82,298,516.94

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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.