Home / 115,893,846,739.20-173,840,770,108.80-111,485,862,508.80

Finding the Fourth Proportional to 115,893,846,739.20, 173,840,770,108.80 and 111,485,862,508.80

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Solution

The fourth proportional to 115,893,846,739.20, 173,840,770,108.80 and 111,485,862,508.80 is: 167,228,793,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,846,739.20 : 173,840,770,108.80 = 111,485,862,508.80 : x
  2. Step 2: Convert to fraction form
    115,893,846,739.20/173,840,770,108.80 = 111,485,862,508.80/x
  3. Step 3: Cross multiply
    115,893,846,739.20x = 173,840,770,108.80 × 111,485,862,508.80
  4. Step 4: Simplify right side
    115,893,846,739.20x = 19,380,788,194,773,586,411,520
  5. Step 5: Solve for x
    x = 19,380,788,194,773,586,411,520/115,893,846,739.20
  6. Step 6: Final answer
    x = 167,228,793,763.20

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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.