Home / 14,654,965,157.67-20,172,794,042.38-12,772,133,467.59

Finding the Fourth Proportional to 14,654,965,157.67, 20,172,794,042.38 and 12,772,133,467.59

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Solution

The fourth proportional to 14,654,965,157.67, 20,172,794,042.38 and 12,772,133,467.59 is: 17,581,046,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654,965,157.67 : 20,172,794,042.38 = 12,772,133,467.59 : x
  2. Step 2: Convert to fraction form
    14,654,965,157.67/20,172,794,042.38 = 12,772,133,467.59/x
  3. Step 3: Cross multiply
    14,654,965,157.67x = 20,172,794,042.38 × 12,772,133,467.59
  4. Step 4: Simplify right side
    14,654,965,157.67x = 257,649,617,923,549,691,904
  5. Step 5: Solve for x
    x = 257,649,617,923,549,691,904/14,654,965,157.67
  6. Step 6: Final answer
    x = 17,581,046,092.67

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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.