Home / 173,791,625.80-260,834,405.10-71,628,982.60

Finding the Fourth Proportional to 173,791,625.80, 260,834,405.10 and 71,628,982.60

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Solution

The fourth proportional to 173,791,625.80, 260,834,405.10 and 71,628,982.60 is: 107,504,046.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,791,625.80 : 260,834,405.10 = 71,628,982.60 : x
  2. Step 2: Convert to fraction form
    173,791,625.80/260,834,405.10 = 71,628,982.60/x
  3. Step 3: Cross multiply
    173,791,625.80x = 260,834,405.10 × 71,628,982.60
  4. Step 4: Simplify right side
    173,791,625.80x = 18,683,303,064,389,248
  5. Step 5: Solve for x
    x = 18,683,303,064,389,248/173,791,625.80
  6. Step 6: Final answer
    x = 107,504,046.75

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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.