Home / 133,026,018.20-199,539,027.30-75,496,059.80

Finding the Fourth Proportional to 133,026,018.20, 199,539,027.30 and 75,496,059.80

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Solution

The fourth proportional to 133,026,018.20, 199,539,027.30 and 75,496,059.80 is: 113,244,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026,018.20 : 199,539,027.30 = 75,496,059.80 : x
  2. Step 2: Convert to fraction form
    133,026,018.20/199,539,027.30 = 75,496,059.80/x
  3. Step 3: Cross multiply
    133,026,018.20x = 199,539,027.30 × 75,496,059.80
  4. Step 4: Simplify right side
    133,026,018.20x = 15,064,410,337,474,632
  5. Step 5: Solve for x
    x = 15,064,410,337,474,632/133,026,018.20
  6. Step 6: Final answer
    x = 113,244,089.70

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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.