Home / 172,455,272.20-258,682,908.30-118,035,713.80

Finding the Fourth Proportional to 172,455,272.20, 258,682,908.30 and 118,035,713.80

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Solution

The fourth proportional to 172,455,272.20, 258,682,908.30 and 118,035,713.80 is: 177,053,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,455,272.20 : 258,682,908.30 = 118,035,713.80 : x
  2. Step 2: Convert to fraction form
    172,455,272.20/258,682,908.30 = 118,035,713.80/x
  3. Step 3: Cross multiply
    172,455,272.20x = 258,682,908.30 × 118,035,713.80
  4. Step 4: Simplify right side
    172,455,272.20x = 30,533,821,729,050,444
  5. Step 5: Solve for x
    x = 30,533,821,729,050,444/172,455,272.20
  6. Step 6: Final answer
    x = 177,053,570.70

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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.