Home / 177,520,174.80-266,091,305.40-68,303,144.40

Finding the Fourth Proportional to 177,520,174.80, 266,091,305.40 and 68,303,144.40

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Solution

The fourth proportional to 177,520,174.80, 266,091,305.40 and 68,303,144.40 is: 102,382,013.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,520,174.80 : 266,091,305.40 = 68,303,144.40 : x
  2. Step 2: Convert to fraction form
    177,520,174.80/266,091,305.40 = 68,303,144.40/x
  3. Step 3: Cross multiply
    177,520,174.80x = 266,091,305.40 × 68,303,144.40
  4. Step 4: Simplify right side
    177,520,174.80x = 18,174,872,856,320,700
  5. Step 5: Solve for x
    x = 18,174,872,856,320,700/177,520,174.80
  6. Step 6: Final answer
    x = 102,382,013.07

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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.