Home / 124,829,687.80-187,244,531.70-109,713,143.80

Finding the Fourth Proportional to 124,829,687.80, 187,244,531.70 and 109,713,143.80

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Solution

The fourth proportional to 124,829,687.80, 187,244,531.70 and 109,713,143.80 is: 164,569,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,829,687.80 : 187,244,531.70 = 109,713,143.80 : x
  2. Step 2: Convert to fraction form
    124,829,687.80/187,244,531.70 = 109,713,143.80/x
  3. Step 3: Cross multiply
    124,829,687.80x = 187,244,531.70 × 109,713,143.80
  4. Step 4: Simplify right side
    124,829,687.80x = 20,543,186,232,165,756
  5. Step 5: Solve for x
    x = 20,543,186,232,165,756/124,829,687.80
  6. Step 6: Final answer
    x = 164,569,715.70

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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.