Home / 187,067,231,994.30-280,600,847,991.45-47,481,064,698.30

Finding the Fourth Proportional to 187,067,231,994.30, 280,600,847,991.45 and 47,481,064,698.30

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Solution

The fourth proportional to 187,067,231,994.30, 280,600,847,991.45 and 47,481,064,698.30 is: 71,221,597,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,067,231,994.30 : 280,600,847,991.45 = 47,481,064,698.30 : x
  2. Step 2: Convert to fraction form
    187,067,231,994.30/280,600,847,991.45 = 47,481,064,698.30/x
  3. Step 3: Cross multiply
    187,067,231,994.30x = 280,600,847,991.45 × 47,481,064,698.30
  4. Step 4: Simplify right side
    187,067,231,994.30x = 13,323,227,017,879,882,825,728
  5. Step 5: Solve for x
    x = 13,323,227,017,879,882,825,728/187,067,231,994.30
  6. Step 6: Final answer
    x = 71,221,597,047.45

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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.