Home / 101,150,927.10-139,588,278.09-54,741,181.03

Finding the Fourth Proportional to 101,150,927.10, 139,588,278.09 and 54,741,181.03

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Solution

The fourth proportional to 101,150,927.10, 139,588,278.09 and 54,741,181.03 is: 75,542,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,150,927.10 : 139,588,278.09 = 54,741,181.03 : x
  2. Step 2: Convert to fraction form
    101,150,927.10/139,588,278.09 = 54,741,181.03/x
  3. Step 3: Cross multiply
    101,150,927.10x = 139,588,278.09 × 54,741,181.03
  4. Step 4: Simplify right side
    101,150,927.10x = 7,641,227,200,036,423
  5. Step 5: Solve for x
    x = 7,641,227,200,036,423/101,150,927.10
  6. Step 6: Final answer
    x = 75,542,829.11

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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.