Home / 221,184,150.40-331,776,225.60-125,632,662.40

Finding the Fourth Proportional to 221,184,150.40, 331,776,225.60 and 125,632,662.40

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Solution

The fourth proportional to 221,184,150.40, 331,776,225.60 and 125,632,662.40 is: 188,448,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,150.40 : 331,776,225.60 = 125,632,662.40 : x
  2. Step 2: Convert to fraction form
    221,184,150.40/331,776,225.60 = 125,632,662.40/x
  3. Step 3: Cross multiply
    221,184,150.40x = 331,776,225.60 × 125,632,662.40
  4. Step 4: Simplify right side
    221,184,150.40x = 41,681,930,543,151,040
  5. Step 5: Solve for x
    x = 41,681,930,543,151,040/221,184,150.40
  6. Step 6: Final answer
    x = 188,448,993.60

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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.