Home / 177,313,943.53-265,740,214.74-72,146,725.21

Finding the Fourth Proportional to 177,313,943.53, 265,740,214.74 and 72,146,725.21

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Solution

The fourth proportional to 177,313,943.53, 265,740,214.74 and 72,146,725.21 is: 108,126,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,313,943.53 : 265,740,214.74 = 72,146,725.21 : x
  2. Step 2: Convert to fraction form
    177,313,943.53/265,740,214.74 = 72,146,725.21/x
  3. Step 3: Cross multiply
    177,313,943.53x = 265,740,214.74 × 72,146,725.21
  4. Step 4: Simplify right side
    177,313,943.53x = 19,172,286,250,093,172
  5. Step 5: Solve for x
    x = 19,172,286,250,093,172/177,313,943.53
  6. Step 6: Final answer
    x = 108,126,218.78

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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.