Home / 225,456,496.80-338,184,745.20-148,866,007.20

Finding the Fourth Proportional to 225,456,496.80, 338,184,745.20 and 148,866,007.20

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Solution

The fourth proportional to 225,456,496.80, 338,184,745.20 and 148,866,007.20 is: 223,299,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,456,496.80 : 338,184,745.20 = 148,866,007.20 : x
  2. Step 2: Convert to fraction form
    225,456,496.80/338,184,745.20 = 148,866,007.20/x
  3. Step 3: Cross multiply
    225,456,496.80x = 338,184,745.20 × 148,866,007.20
  4. Step 4: Simplify right side
    225,456,496.80x = 50,344,212,713,873,360
  5. Step 5: Solve for x
    x = 50,344,212,713,873,360/225,456,496.80
  6. Step 6: Final answer
    x = 223,299,010.80

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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.