Home / 358,293,224,821.79-494,444,631,342.30-193,494,728,049.53

Finding the Fourth Proportional to 358,293,224,821.79, 494,444,631,342.30 and 193,494,728,049.53

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Solution

The fourth proportional to 358,293,224,821.79, 494,444,631,342.30 and 193,494,728,049.53 is: 267,022,714,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,293,224,821.79 : 494,444,631,342.30 = 193,494,728,049.53 : x
  2. Step 2: Convert to fraction form
    358,293,224,821.79/494,444,631,342.30 = 193,494,728,049.53/x
  3. Step 3: Cross multiply
    358,293,224,821.79x = 494,444,631,342.30 × 193,494,728,049.53
  4. Step 4: Simplify right side
    358,293,224,821.79x = 95,672,429,477,128,445,100,032
  5. Step 5: Solve for x
    x = 95,672,429,477,128,445,100,032/358,293,224,821.79
  6. Step 6: Final answer
    x = 267,022,714,495.13

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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.