Home / 192,472,877.70-288,709,316.55-115,945,373.70

Finding the Fourth Proportional to 192,472,877.70, 288,709,316.55 and 115,945,373.70

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Solution

The fourth proportional to 192,472,877.70, 288,709,316.55 and 115,945,373.70 is: 173,918,060.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,472,877.70 : 288,709,316.55 = 115,945,373.70 : x
  2. Step 2: Convert to fraction form
    192,472,877.70/288,709,316.55 = 115,945,373.70/x
  3. Step 3: Cross multiply
    192,472,877.70x = 288,709,316.55 × 115,945,373.70
  4. Step 4: Simplify right side
    192,472,877.70x = 33,474,509,598,061,348
  5. Step 5: Solve for x
    x = 33,474,509,598,061,348/192,472,877.70
  6. Step 6: Final answer
    x = 173,918,060.55

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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.