Home / 356,096,912.92-491,416,625.66-197,329,688.26

Finding the Fourth Proportional to 356,096,912.92, 491,416,625.66 and 197,329,688.26

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Solution

The fourth proportional to 356,096,912.92, 491,416,625.66 and 197,329,688.26 is: 272,316,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,096,912.92 : 491,416,625.66 = 197,329,688.26 : x
  2. Step 2: Convert to fraction form
    356,096,912.92/491,416,625.66 = 197,329,688.26/x
  3. Step 3: Cross multiply
    356,096,912.92x = 491,416,625.66 × 197,329,688.26
  4. Step 4: Simplify right side
    356,096,912.92x = 96,971,089,545,053,712
  5. Step 5: Solve for x
    x = 96,971,089,545,053,712/356,096,912.92
  6. Step 6: Final answer
    x = 272,316,568.97

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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.