Home / 125,314,016.54-187,970,766.39-70,701,810.80

Finding the Fourth Proportional to 125,314,016.54, 187,970,766.39 and 70,701,810.80

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Solution

The fourth proportional to 125,314,016.54, 187,970,766.39 and 70,701,810.80 is: 106,052,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,314,016.54 : 187,970,766.39 = 70,701,810.80 : x
  2. Step 2: Convert to fraction form
    125,314,016.54/187,970,766.39 = 70,701,810.80/x
  3. Step 3: Cross multiply
    125,314,016.54x = 187,970,766.39 × 70,701,810.80
  4. Step 4: Simplify right side
    125,314,016.54x = 13,289,873,560,296,924
  5. Step 5: Solve for x
    x = 13,289,873,560,296,924/125,314,016.54
  6. Step 6: Final answer
    x = 106,052,570.40

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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.