Home / 189,022,024.20-283,533,036.30-81,526,600.20

Finding the Fourth Proportional to 189,022,024.20, 283,533,036.30 and 81,526,600.20

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Solution

The fourth proportional to 189,022,024.20, 283,533,036.30 and 81,526,600.20 is: 122,289,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,022,024.20 : 283,533,036.30 = 81,526,600.20 : x
  2. Step 2: Convert to fraction form
    189,022,024.20/283,533,036.30 = 81,526,600.20/x
  3. Step 3: Cross multiply
    189,022,024.20x = 283,533,036.30 × 81,526,600.20
  4. Step 4: Simplify right side
    189,022,024.20x = 23,115,484,493,922,188
  5. Step 5: Solve for x
    x = 23,115,484,493,922,188/189,022,024.20
  6. Step 6: Final answer
    x = 122,289,900.30

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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.