Home / 118,105,689.20-177,158,533.80-33,005,145.20

Finding the Fourth Proportional to 118,105,689.20, 177,158,533.80 and 33,005,145.20

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Solution

The fourth proportional to 118,105,689.20, 177,158,533.80 and 33,005,145.20 is: 49,507,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,105,689.20 : 177,158,533.80 = 33,005,145.20 : x
  2. Step 2: Convert to fraction form
    118,105,689.20/177,158,533.80 = 33,005,145.20/x
  3. Step 3: Cross multiply
    118,105,689.20x = 177,158,533.80 × 33,005,145.20
  4. Step 4: Simplify right side
    118,105,689.20x = 5,847,143,131,488,108
  5. Step 5: Solve for x
    x = 5,847,143,131,488,108/118,105,689.20
  6. Step 6: Final answer
    x = 49,507,717.80

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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.