Home / 266,659,238.72-367,987,038.64-147,582,065.44

Finding the Fourth Proportional to 266,659,238.72, 367,987,038.64 and 147,582,065.44

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Solution

The fourth proportional to 266,659,238.72, 367,987,038.64 and 147,582,065.44 is: 203,661,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,659,238.72 : 367,987,038.64 = 147,582,065.44 : x
  2. Step 2: Convert to fraction form
    266,659,238.72/367,987,038.64 = 147,582,065.44/x
  3. Step 3: Cross multiply
    266,659,238.72x = 367,987,038.64 × 147,582,065.44
  4. Step 4: Simplify right side
    266,659,238.72x = 54,308,287,217,640,288
  5. Step 5: Solve for x
    x = 54,308,287,217,640,288/266,659,238.72
  6. Step 6: Final answer
    x = 203,661,750.02

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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.