Home / 193,114,968.72-266,466,348.69-113,745,833.09

Finding the Fourth Proportional to 193,114,968.72, 266,466,348.69 and 113,745,833.09

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Solution

The fourth proportional to 193,114,968.72, 266,466,348.69 and 113,745,833.09 is: 156,950,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,114,968.72 : 266,466,348.69 = 113,745,833.09 : x
  2. Step 2: Convert to fraction form
    193,114,968.72/266,466,348.69 = 113,745,833.09/x
  3. Step 3: Cross multiply
    193,114,968.72x = 266,466,348.69 × 113,745,833.09
  4. Step 4: Simplify right side
    193,114,968.72x = 30,309,436,820,862,148
  5. Step 5: Solve for x
    x = 30,309,436,820,862,148/193,114,968.72
  6. Step 6: Final answer
    x = 156,950,219.97

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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.