Home / 127,800,752.40-191,729,122.20-41,524,477.20

Finding the Fourth Proportional to 127,800,752.40, 191,729,122.20 and 41,524,477.20

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Solution

The fourth proportional to 127,800,752.40, 191,729,122.20 and 41,524,477.20 is: 62,295,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,800,752.40 : 191,729,122.20 = 41,524,477.20 : x
  2. Step 2: Convert to fraction form
    127,800,752.40/191,729,122.20 = 41,524,477.20/x
  3. Step 3: Cross multiply
    127,800,752.40x = 191,729,122.20 × 41,524,477.20
  4. Step 4: Simplify right side
    127,800,752.40x = 7,961,451,563,369,914
  5. Step 5: Solve for x
    x = 7,961,451,563,369,914/127,800,752.40
  6. Step 6: Final answer
    x = 62,295,811.36

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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.