Home / 177,147,286.20-265,720,929.30-86,448,022.20

Finding the Fourth Proportional to 177,147,286.20, 265,720,929.30 and 86,448,022.20

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Solution

The fourth proportional to 177,147,286.20, 265,720,929.30 and 86,448,022.20 is: 129,672,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,286.20 : 265,720,929.30 = 86,448,022.20 : x
  2. Step 2: Convert to fraction form
    177,147,286.20/265,720,929.30 = 86,448,022.20/x
  3. Step 3: Cross multiply
    177,147,286.20x = 265,720,929.30 × 86,448,022.20
  4. Step 4: Simplify right side
    177,147,286.20x = 22,971,048,795,131,032
  5. Step 5: Solve for x
    x = 22,971,048,795,131,032/177,147,286.20
  6. Step 6: Final answer
    x = 129,672,033.30

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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.