Home / 221,184,080.40-331,776,120.60-125,632,592.40

Finding the Fourth Proportional to 221,184,080.40, 331,776,120.60 and 125,632,592.40

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Solution

The fourth proportional to 221,184,080.40, 331,776,120.60 and 125,632,592.40 is: 188,448,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,080.40 : 331,776,120.60 = 125,632,592.40 : x
  2. Step 2: Convert to fraction form
    221,184,080.40/331,776,120.60 = 125,632,592.40/x
  3. Step 3: Cross multiply
    221,184,080.40x = 331,776,120.60 × 125,632,592.40
  4. Step 4: Simplify right side
    221,184,080.40x = 41,681,894,127,393,048
  5. Step 5: Solve for x
    x = 41,681,894,127,393,048/221,184,080.40
  6. Step 6: Final answer
    x = 188,448,888.60

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Similar ratio
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1.5x scale

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.