Home / 177,068,932.80-265,603,399.20-125,112,811.20

Finding the Fourth Proportional to 177,068,932.80, 265,603,399.20 and 125,112,811.20

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Solution

The fourth proportional to 177,068,932.80, 265,603,399.20 and 125,112,811.20 is: 187,669,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,068,932.80 : 265,603,399.20 = 125,112,811.20 : x
  2. Step 2: Convert to fraction form
    177,068,932.80/265,603,399.20 = 125,112,811.20/x
  3. Step 3: Cross multiply
    177,068,932.80x = 265,603,399.20 × 125,112,811.20
  4. Step 4: Simplify right side
    177,068,932.80x = 33,230,387,938,187,832
  5. Step 5: Solve for x
    x = 33,230,387,938,187,832/177,068,932.80
  6. Step 6: Final answer
    x = 187,669,216.80

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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.