Home / 21,115,197,252.14-29,139,270,645.39-11,600,628,324.62

Finding the Fourth Proportional to 21,115,197,252.14, 29,139,270,645.39 and 11,600,628,324.62

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Solution

The fourth proportional to 21,115,197,252.14, 29,139,270,645.39 and 11,600,628,324.62 is: 16,009,031,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,115,197,252.14 : 29,139,270,645.39 = 11,600,628,324.62 : x
  2. Step 2: Convert to fraction form
    21,115,197,252.14/29,139,270,645.39 = 11,600,628,324.62/x
  3. Step 3: Cross multiply
    21,115,197,252.14x = 29,139,270,645.39 × 11,600,628,324.62
  4. Step 4: Simplify right side
    21,115,197,252.14x = 338,033,848,407,679,369,216
  5. Step 5: Solve for x
    x = 338,033,848,407,679,369,216/21,115,197,252.14
  6. Step 6: Final answer
    x = 16,009,031,048.64

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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.