Home / 147,177,811.44-203,096,226.89-81,094,611.60

Finding the Fourth Proportional to 147,177,811.44, 203,096,226.89 and 81,094,611.60

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Solution

The fourth proportional to 147,177,811.44, 203,096,226.89 and 81,094,611.60 is: 111,905,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,177,811.44 : 203,096,226.89 = 81,094,611.60 : x
  2. Step 2: Convert to fraction form
    147,177,811.44/203,096,226.89 = 81,094,611.60/x
  3. Step 3: Cross multiply
    147,177,811.44x = 203,096,226.89 × 81,094,611.60
  4. Step 4: Simplify right side
    147,177,811.44x = 16,470,009,637,070,024
  5. Step 5: Solve for x
    x = 16,470,009,637,070,024/147,177,811.44
  6. Step 6: Final answer
    x = 111,905,520.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.