Home / 173,840,257,986.40-260,760,386,979.60-172,738,261,928.80

Finding the Fourth Proportional to 173,840,257,986.40, 260,760,386,979.60 and 172,738,261,928.80

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Solution

The fourth proportional to 173,840,257,986.40, 260,760,386,979.60 and 172,738,261,928.80 is: 259,107,392,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,257,986.40 : 260,760,386,979.60 = 172,738,261,928.80 : x
  2. Step 2: Convert to fraction form
    173,840,257,986.40/260,760,386,979.60 = 172,738,261,928.80/x
  3. Step 3: Cross multiply
    173,840,257,986.40x = 260,760,386,979.60 × 172,738,261,928.80
  4. Step 4: Simplify right side
    173,840,257,986.40x = 45,043,296,026,737,388,814,336
  5. Step 5: Solve for x
    x = 45,043,296,026,737,388,814,336/173,840,257,986.40
  6. Step 6: Final answer
    x = 259,107,392,893.20

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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.