Home / 133,180,828.80-199,784,548.80-36,138,076.80

Finding the Fourth Proportional to 133,180,828.80, 199,784,548.80 and 36,138,076.80

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Solution

The fourth proportional to 133,180,828.80, 199,784,548.80 and 36,138,076.80 is: 54,210,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,180,828.80 : 199,784,548.80 = 36,138,076.80 : x
  2. Step 2: Convert to fraction form
    133,180,828.80/199,784,548.80 = 36,138,076.80/x
  3. Step 3: Cross multiply
    133,180,828.80x = 199,784,548.80 × 36,138,076.80
  4. Step 4: Simplify right side
    133,180,828.80x = 7,219,829,367,987,748
  5. Step 5: Solve for x
    x = 7,219,829,367,987,748/133,180,828.80
  6. Step 6: Final answer
    x = 54,210,725.62

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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.