Home / 358,561,576.17-494,815,999.86-207,883,514.61

Finding the Fourth Proportional to 358,561,576.17, 494,815,999.86 and 207,883,514.61

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Solution

The fourth proportional to 358,561,576.17, 494,815,999.86 and 207,883,514.61 is: 286,879,844.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,561,576.17 : 494,815,999.86 = 207,883,514.61 : x
  2. Step 2: Convert to fraction form
    358,561,576.17/494,815,999.86 = 207,883,514.61/x
  3. Step 3: Cross multiply
    358,561,576.17x = 494,815,999.86 × 207,883,514.61
  4. Step 4: Simplify right side
    358,561,576.17x = 102,864,089,136,158,080
  5. Step 5: Solve for x
    x = 102,864,089,136,158,080/358,561,576.17
  6. Step 6: Final answer
    x = 286,879,844.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.