Home / 187,487,441.97-281,230,359.73-47,429,224.98

Finding the Fourth Proportional to 187,487,441.97, 281,230,359.73 and 47,429,224.98

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Solution

The fourth proportional to 187,487,441.97, 281,230,359.73 and 47,429,224.98 is: 71,143,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,487,441.97 : 281,230,359.73 = 47,429,224.98 : x
  2. Step 2: Convert to fraction form
    187,487,441.97/281,230,359.73 = 47,429,224.98/x
  3. Step 3: Cross multiply
    187,487,441.97x = 281,230,359.73 × 47,429,224.98
  4. Step 4: Simplify right side
    187,487,441.97x = 13,338,538,002,840,502
  5. Step 5: Solve for x
    x = 13,338,538,002,840,502/187,487,441.97
  6. Step 6: Final answer
    x = 71,143,634.28

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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.