Home / 171,207,115.63-256,756,727.44-56,164,850.35

Finding the Fourth Proportional to 171,207,115.63, 256,756,727.44 and 56,164,850.35

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Solution

The fourth proportional to 171,207,115.63, 256,756,727.44 and 56,164,850.35 is: 84,229,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,207,115.63 : 256,756,727.44 = 56,164,850.35 : x
  2. Step 2: Convert to fraction form
    171,207,115.63/256,756,727.44 = 56,164,850.35/x
  3. Step 3: Cross multiply
    171,207,115.63x = 256,756,727.44 × 56,164,850.35
  4. Step 4: Simplify right side
    171,207,115.63x = 14,420,703,173,023,338
  5. Step 5: Solve for x
    x = 14,420,703,173,023,338/171,207,115.63
  6. Step 6: Final answer
    x = 84,229,578.43

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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.