Home / 171,090,276.39-256,532,926.23-54,455,251.77

Finding the Fourth Proportional to 171,090,276.39, 256,532,926.23 and 54,455,251.77

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Solution

The fourth proportional to 171,090,276.39, 256,532,926.23 and 54,455,251.77 is: 81,650,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,090,276.39 : 256,532,926.23 = 54,455,251.77 : x
  2. Step 2: Convert to fraction form
    171,090,276.39/256,532,926.23 = 54,455,251.77/x
  3. Step 3: Cross multiply
    171,090,276.39x = 256,532,926.23 × 54,455,251.77
  4. Step 4: Simplify right side
    171,090,276.39x = 13,969,565,085,149,488
  5. Step 5: Solve for x
    x = 13,969,565,085,149,488/171,090,276.39
  6. Step 6: Final answer
    x = 81,650,257.28

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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.