Home / 447,101,759.16-617,000,456.12-248,858,986.32

Finding the Fourth Proportional to 447,101,759.16, 617,000,456.12 and 248,858,986.32

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Solution

The fourth proportional to 447,101,759.16, 617,000,456.12 and 248,858,986.32 is: 343,425,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,101,759.16 : 617,000,456.12 = 248,858,986.32 : x
  2. Step 2: Convert to fraction form
    447,101,759.16/617,000,456.12 = 248,858,986.32/x
  3. Step 3: Cross multiply
    447,101,759.16x = 617,000,456.12 × 248,858,986.32
  4. Step 4: Simplify right side
    447,101,759.16x = 153,546,108,069,000,832
  5. Step 5: Solve for x
    x = 153,546,108,069,000,832/447,101,759.16
  6. Step 6: Final answer
    x = 343,425,416.97

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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.