Home / 27,620,957,105.82-38,116,849,113-15,413,534,228.88

Finding the Fourth Proportional to 27,620,957,105.82, 38,116,849,113 and 15,413,534,228.88

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Solution

The fourth proportional to 27,620,957,105.82, 38,116,849,113 and 15,413,534,228.88 is: 21,270,637,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620,957,105.82 : 38,116,849,113 = 15,413,534,228.88 : x
  2. Step 2: Convert to fraction form
    27,620,957,105.82/38,116,849,113 = 15,413,534,228.88/x
  3. Step 3: Cross multiply
    27,620,957,105.82x = 38,116,849,113 × 15,413,534,228.88
  4. Step 4: Simplify right side
    27,620,957,105.82x = 587,515,358,500,279,746,560
  5. Step 5: Solve for x
    x = 587,515,358,500,279,746,560/27,620,957,105.82
  6. Step 6: Final answer
    x = 21,270,637,228.44

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Half scale
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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.