Home / 453,369,940.05-680,103,514.32-125,846,837.55

Finding the Fourth Proportional to 453,369,940.05, 680,103,514.32 and 125,846,837.55

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Solution

The fourth proportional to 453,369,940.05, 680,103,514.32 and 125,846,837.55 is: 188,783,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,369,940.05 : 680,103,514.32 = 125,846,837.55 : x
  2. Step 2: Convert to fraction form
    453,369,940.05/680,103,514.32 = 125,846,837.55/x
  3. Step 3: Cross multiply
    453,369,940.05x = 680,103,514.32 × 125,846,837.55
  4. Step 4: Simplify right side
    453,369,940.05x = 85,588,876,483,813,136
  5. Step 5: Solve for x
    x = 85,588,876,483,813,136/453,369,940.05
  6. Step 6: Final answer
    x = 188,783,747.94

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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.