Home / 171,099,247.80-256,711,857.30-56,087,542.20

Finding the Fourth Proportional to 171,099,247.80, 256,711,857.30 and 56,087,542.20

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Solution

The fourth proportional to 171,099,247.80, 256,711,857.30 and 56,087,542.20 is: 84,151,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,099,247.80 : 256,711,857.30 = 56,087,542.20 : x
  2. Step 2: Convert to fraction form
    171,099,247.80/256,711,857.30 = 56,087,542.20/x
  3. Step 3: Cross multiply
    171,099,247.80x = 256,711,857.30 × 56,087,542.20
  4. Step 4: Simplify right side
    171,099,247.80x = 14,398,337,129,554,130
  5. Step 5: Solve for x
    x = 14,398,337,129,554,130/171,099,247.80
  6. Step 6: Final answer
    x = 84,151,960.42

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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.