Home / 187,067,232,078.30-280,600,848,117.45-47,481,064,782.30

Finding the Fourth Proportional to 187,067,232,078.30, 280,600,848,117.45 and 47,481,064,782.30

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Solution

The fourth proportional to 187,067,232,078.30, 280,600,848,117.45 and 47,481,064,782.30 is: 71,221,597,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,067,232,078.30 : 280,600,848,117.45 = 47,481,064,782.30 : x
  2. Step 2: Convert to fraction form
    187,067,232,078.30/280,600,848,117.45 = 47,481,064,782.30/x
  3. Step 3: Cross multiply
    187,067,232,078.30x = 280,600,848,117.45 × 47,481,064,782.30
  4. Step 4: Simplify right side
    187,067,232,078.30x = 13,323,227,047,432,967,684,096
  5. Step 5: Solve for x
    x = 13,323,227,047,432,967,684,096/187,067,232,078.30
  6. Step 6: Final answer
    x = 71,221,597,173.45

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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.