Home / 447,101,758.69-617,000,455.44-248,858,985.85

Finding the Fourth Proportional to 447,101,758.69, 617,000,455.44 and 248,858,985.85

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Solution

The fourth proportional to 447,101,758.69, 617,000,455.44 and 248,858,985.85 is: 343,425,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,101,758.69 : 617,000,455.44 = 248,858,985.85 : x
  2. Step 2: Convert to fraction form
    447,101,758.69/617,000,455.44 = 248,858,985.85/x
  3. Step 3: Cross multiply
    447,101,758.69x = 617,000,455.44 × 248,858,985.85
  4. Step 4: Simplify right side
    447,101,758.69x = 153,546,107,609,786,528
  5. Step 5: Solve for x
    x = 153,546,107,609,786,528/447,101,758.69
  6. Step 6: Final answer
    x = 343,425,416.31

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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.