Home / 128,164,810.60-192,265,878.30-41,882,314.60

Finding the Fourth Proportional to 128,164,810.60, 192,265,878.30 and 41,882,314.60

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Solution

The fourth proportional to 128,164,810.60, 192,265,878.30 and 41,882,314.60 is: 62,829,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,164,810.60 : 192,265,878.30 = 41,882,314.60 : x
  2. Step 2: Convert to fraction form
    128,164,810.60/192,265,878.30 = 41,882,314.60/x
  3. Step 3: Cross multiply
    128,164,810.60x = 192,265,878.30 × 41,882,314.60
  4. Step 4: Simplify right side
    128,164,810.60x = 8,052,540,001,805,914
  5. Step 5: Solve for x
    x = 8,052,540,001,805,914/128,164,810.60
  6. Step 6: Final answer
    x = 62,829,570.49

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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.