Home / 446,540,679.12-616,303,268.77-258,472,668.21

Finding the Fourth Proportional to 446,540,679.12, 616,303,268.77 and 258,472,668.21

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Solution

The fourth proportional to 446,540,679.12, 616,303,268.77 and 258,472,668.21 is: 356,736,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,540,679.12 : 616,303,268.77 = 258,472,668.21 : x
  2. Step 2: Convert to fraction form
    446,540,679.12/616,303,268.77 = 258,472,668.21/x
  3. Step 3: Cross multiply
    446,540,679.12x = 616,303,268.77 × 258,472,668.21
  4. Step 4: Simplify right side
    446,540,679.12x = 159,297,550,305,526,656
  5. Step 5: Solve for x
    x = 159,297,550,305,526,656/446,540,679.12
  6. Step 6: Final answer
    x = 356,736,928.47

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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.