Home / 19,700,228,339.42-29,544,230,872.96-7,107,449,744.92

Finding the Fourth Proportional to 19,700,228,339.42, 29,544,230,872.96 and 7,107,449,744.92

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Solution

The fourth proportional to 19,700,228,339.42, 29,544,230,872.96 and 7,107,449,744.92 is: 10,658,969,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700,228,339.42 : 29,544,230,872.96 = 7,107,449,744.92 : x
  2. Step 2: Convert to fraction form
    19,700,228,339.42/29,544,230,872.96 = 7,107,449,744.92/x
  3. Step 3: Cross multiply
    19,700,228,339.42x = 29,544,230,872.96 × 7,107,449,744.92
  4. Step 4: Simplify right side
    19,700,228,339.42x = 209,984,136,181,987,115,008
  5. Step 5: Solve for x
    x = 209,984,136,181,987,115,008/19,700,228,339.42
  6. Step 6: Final answer
    x = 10,658,969,660.86

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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.