Home / 471,188,349.60-648,797,804-469,827,860.64

Finding the Fourth Proportional to 471,188,349.60, 648,797,804 and 469,827,860.64

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Solution

The fourth proportional to 471,188,349.60, 648,797,804 and 469,827,860.64 is: 646,924,493.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,188,349.60 : 648,797,804 = 469,827,860.64 : x
  2. Step 2: Convert to fraction form
    471,188,349.60/648,797,804 = 469,827,860.64/x
  3. Step 3: Cross multiply
    471,188,349.60x = 648,797,804 × 469,827,860.64
  4. Step 4: Simplify right side
    471,188,349.60x = 304,823,284,241,250,048
  5. Step 5: Solve for x
    x = 304,823,284,241,250,048/471,188,349.60
  6. Step 6: Final answer
    x = 646,924,493.15

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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.