Home / 17,006,135,063.60-25,509,202,595.40-12,873,649,847.60

Finding the Fourth Proportional to 17,006,135,063.60, 25,509,202,595.40 and 12,873,649,847.60

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Solution

The fourth proportional to 17,006,135,063.60, 25,509,202,595.40 and 12,873,649,847.60 is: 19,310,474,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006,135,063.60 : 25,509,202,595.40 = 12,873,649,847.60 : x
  2. Step 2: Convert to fraction form
    17,006,135,063.60/25,509,202,595.40 = 12,873,649,847.60/x
  3. Step 3: Cross multiply
    17,006,135,063.60x = 25,509,202,595.40 × 12,873,649,847.60
  4. Step 4: Simplify right side
    17,006,135,063.60x = 328,396,542,104,668,733,440
  5. Step 5: Solve for x
    x = 328,396,542,104,668,733,440/17,006,135,063.60
  6. Step 6: Final answer
    x = 19,310,474,771.40

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Double scale
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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.