Home / 125,219,494.65-187,741,234.35-55,156,478.34

Finding the Fourth Proportional to 125,219,494.65, 187,741,234.35 and 55,156,478.34

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Solution

The fourth proportional to 125,219,494.65, 187,741,234.35 and 55,156,478.34 is: 82,695,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,219,494.65 : 187,741,234.35 = 55,156,478.34 : x
  2. Step 2: Convert to fraction form
    125,219,494.65/187,741,234.35 = 55,156,478.34/x
  3. Step 3: Cross multiply
    125,219,494.65x = 187,741,234.35 × 55,156,478.34
  4. Step 4: Simplify right side
    125,219,494.65x = 10,355,145,325,950,640
  5. Step 5: Solve for x
    x = 10,355,145,325,950,640/125,219,494.65
  6. Step 6: Final answer
    x = 82,695,952.06

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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.