Home / 27,715,098,668.40-38,247,588,211.24-15,673,910,105.08

Finding the Fourth Proportional to 27,715,098,668.40, 38,247,588,211.24 and 15,673,910,105.08

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Solution

The fourth proportional to 27,715,098,668.40, 38,247,588,211.24 and 15,673,910,105.08 is: 21,630,421,256.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,715,098,668.40 : 38,247,588,211.24 = 15,673,910,105.08 : x
  2. Step 2: Convert to fraction form
    27,715,098,668.40/38,247,588,211.24 = 15,673,910,105.08/x
  3. Step 3: Cross multiply
    27,715,098,668.40x = 38,247,588,211.24 × 15,673,910,105.08
  4. Step 4: Simplify right side
    27,715,098,668.40x = 599,489,259,359,093,260,288
  5. Step 5: Solve for x
    x = 599,489,259,359,093,260,288/27,715,098,668.40
  6. Step 6: Final answer
    x = 21,630,421,256.36

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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.