Home / 172,455,155.20-258,682,732.80-118,035,596.80

Finding the Fourth Proportional to 172,455,155.20, 258,682,732.80 and 118,035,596.80

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Solution

The fourth proportional to 172,455,155.20, 258,682,732.80 and 118,035,596.80 is: 177,053,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,455,155.20 : 258,682,732.80 = 118,035,596.80 : x
  2. Step 2: Convert to fraction form
    172,455,155.20/258,682,732.80 = 118,035,596.80/x
  3. Step 3: Cross multiply
    172,455,155.20x = 258,682,732.80 × 118,035,596.80
  4. Step 4: Simplify right side
    172,455,155.20x = 30,533,770,747,902,936
  5. Step 5: Solve for x
    x = 30,533,770,747,902,936/172,455,155.20
  6. Step 6: Final answer
    x = 177,053,395.20

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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.