Home / 17,923,425,872.80-26,885,138,809.20-9,658,455,440.80

Finding the Fourth Proportional to 17,923,425,872.80, 26,885,138,809.20 and 9,658,455,440.80

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Solution

The fourth proportional to 17,923,425,872.80, 26,885,138,809.20 and 9,658,455,440.80 is: 14,487,683,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923,425,872.80 : 26,885,138,809.20 = 9,658,455,440.80 : x
  2. Step 2: Convert to fraction form
    17,923,425,872.80/26,885,138,809.20 = 9,658,455,440.80/x
  3. Step 3: Cross multiply
    17,923,425,872.80x = 26,885,138,809.20 × 9,658,455,440.80
  4. Step 4: Simplify right side
    17,923,425,872.80x = 259,668,915,208,380,973,056
  5. Step 5: Solve for x
    x = 259,668,915,208,380,973,056/17,923,425,872.80
  6. Step 6: Final answer
    x = 14,487,683,161.20

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Double scale
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Similar ratio
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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.