Home / 159,019,634.40-238,529,451.60-143,714,133.60

Finding the Fourth Proportional to 159,019,634.40, 238,529,451.60 and 143,714,133.60

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Solution

The fourth proportional to 159,019,634.40, 238,529,451.60 and 143,714,133.60 is: 215,571,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,019,634.40 : 238,529,451.60 = 143,714,133.60 : x
  2. Step 2: Convert to fraction form
    159,019,634.40/238,529,451.60 = 143,714,133.60/x
  3. Step 3: Cross multiply
    159,019,634.40x = 238,529,451.60 × 143,714,133.60
  4. Step 4: Simplify right side
    159,019,634.40x = 34,280,053,474,777,132
  5. Step 5: Solve for x
    x = 34,280,053,474,777,132/159,019,634.40
  6. Step 6: Final answer
    x = 215,571,200.40

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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.