Home / 20,110,366,857.65-30,165,550,286.48-17,902,070,070.35

Finding the Fourth Proportional to 20,110,366,857.65, 30,165,550,286.48 and 17,902,070,070.35

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Solution

The fourth proportional to 20,110,366,857.65, 30,165,550,286.48 and 17,902,070,070.35 is: 26,853,105,105.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110,366,857.65 : 30,165,550,286.48 = 17,902,070,070.35 : x
  2. Step 2: Convert to fraction form
    20,110,366,857.65/30,165,550,286.48 = 17,902,070,070.35/x
  3. Step 3: Cross multiply
    20,110,366,857.65x = 30,165,550,286.48 × 17,902,070,070.35
  4. Step 4: Simplify right side
    20,110,366,857.65x = 540,025,794,939,231,404,032
  5. Step 5: Solve for x
    x = 540,025,794,939,231,404,032/20,110,366,857.65
  6. Step 6: Final answer
    x = 26,853,105,105.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.