Home / 11,838,417,668.96-16,339,121,367.92-7,081,216,914.44

Finding the Fourth Proportional to 11,838,417,668.96, 16,339,121,367.92 and 7,081,216,914.44

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Solution

The fourth proportional to 11,838,417,668.96, 16,339,121,367.92 and 7,081,216,914.44 is: 9,773,338,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838,417,668.96 : 16,339,121,367.92 = 7,081,216,914.44 : x
  2. Step 2: Convert to fraction form
    11,838,417,668.96/16,339,121,367.92 = 7,081,216,914.44/x
  3. Step 3: Cross multiply
    11,838,417,668.96x = 16,339,121,367.92 × 7,081,216,914.44
  4. Step 4: Simplify right side
    11,838,417,668.96x = 115,700,862,597,603,131,392
  5. Step 5: Solve for x
    x = 115,700,862,597,603,131,392/11,838,417,668.96
  6. Step 6: Final answer
    x = 9,773,338,450.54

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Double scale
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1.5x scale

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.