Home / 20,110,366,858.15-30,165,550,287.23-17,902,070,070.85

Finding the Fourth Proportional to 20,110,366,858.15, 30,165,550,287.23 and 17,902,070,070.85

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Solution

The fourth proportional to 20,110,366,858.15, 30,165,550,287.23 and 17,902,070,070.85 is: 26,853,105,106.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110,366,858.15 : 30,165,550,287.23 = 17,902,070,070.85 : x
  2. Step 2: Convert to fraction form
    20,110,366,858.15/30,165,550,287.23 = 17,902,070,070.85/x
  3. Step 3: Cross multiply
    20,110,366,858.15x = 30,165,550,287.23 × 17,902,070,070.85
  4. Step 4: Simplify right side
    20,110,366,858.15x = 540,025,794,967,740,743,680
  5. Step 5: Solve for x
    x = 540,025,794,967,740,743,680/20,110,366,858.15
  6. Step 6: Final answer
    x = 26,853,105,106.28

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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.