Home / 187,480,952.70-281,179,438.65-123,235,640.70

Finding the Fourth Proportional to 187,480,952.70, 281,179,438.65 and 123,235,640.70

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Solution

The fourth proportional to 187,480,952.70, 281,179,438.65 and 123,235,640.70 is: 184,825,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,480,952.70 : 281,179,438.65 = 123,235,640.70 : x
  2. Step 2: Convert to fraction form
    187,480,952.70/281,179,438.65 = 123,235,640.70/x
  3. Step 3: Cross multiply
    187,480,952.70x = 281,179,438.65 × 123,235,640.70
  4. Step 4: Simplify right side
    187,480,952.70x = 34,651,328,273,699,092
  5. Step 5: Solve for x
    x = 34,651,328,273,699,092/187,480,952.70
  6. Step 6: Final answer
    x = 184,825,859.77

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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.