Home / 20,110,366,869.15-30,165,550,303.73-17,902,070,081.85

Finding the Fourth Proportional to 20,110,366,869.15, 30,165,550,303.73 and 17,902,070,081.85

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Solution

The fourth proportional to 20,110,366,869.15, 30,165,550,303.73 and 17,902,070,081.85 is: 26,853,105,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110,366,869.15 : 30,165,550,303.73 = 17,902,070,081.85 : x
  2. Step 2: Convert to fraction form
    20,110,366,869.15/30,165,550,303.73 = 17,902,070,081.85/x
  3. Step 3: Cross multiply
    20,110,366,869.15x = 30,165,550,303.73 × 17,902,070,081.85
  4. Step 4: Simplify right side
    20,110,366,869.15x = 540,025,795,594,856,431,616
  5. Step 5: Solve for x
    x = 540,025,795,594,856,431,616/20,110,366,869.15
  6. Step 6: Final answer
    x = 26,853,105,122.78

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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.