Home / 131,910,416.80-197,865,625.20-97,898,192.80

Finding the Fourth Proportional to 131,910,416.80, 197,865,625.20 and 97,898,192.80

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Solution

The fourth proportional to 131,910,416.80, 197,865,625.20 and 97,898,192.80 is: 146,847,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,910,416.80 : 197,865,625.20 = 97,898,192.80 : x
  2. Step 2: Convert to fraction form
    131,910,416.80/197,865,625.20 = 97,898,192.80/x
  3. Step 3: Cross multiply
    131,910,416.80x = 197,865,625.20 × 97,898,192.80
  4. Step 4: Simplify right side
    131,910,416.80x = 19,370,687,124,322,136
  5. Step 5: Solve for x
    x = 19,370,687,124,322,136/131,910,416.80
  6. Step 6: Final answer
    x = 146,847,289.20

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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.