Home / 266,795,568.30-368,189,391.06-147,718,159.50

Finding the Fourth Proportional to 266,795,568.30, 368,189,391.06 and 147,718,159.50

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Solution

The fourth proportional to 266,795,568.30, 368,189,391.06 and 147,718,159.50 is: 203,857,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,795,568.30 : 368,189,391.06 = 147,718,159.50 : x
  2. Step 2: Convert to fraction form
    266,795,568.30/368,189,391.06 = 147,718,159.50/x
  3. Step 3: Cross multiply
    266,795,568.30x = 368,189,391.06 × 147,718,159.50
  4. Step 4: Simplify right side
    266,795,568.30x = 54,388,259,194,808,952
  5. Step 5: Solve for x
    x = 54,388,259,194,808,952/266,795,568.30
  6. Step 6: Final answer
    x = 203,857,431.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.