Home / 253,599,718.42-380,134,105.85-106,131,774.52

Finding the Fourth Proportional to 253,599,718.42, 380,134,105.85 and 106,131,774.52

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Solution

The fourth proportional to 253,599,718.42, 380,134,105.85 and 106,131,774.52 is: 159,086,561.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,599,718.42 : 380,134,105.85 = 106,131,774.52 : x
  2. Step 2: Convert to fraction form
    253,599,718.42/380,134,105.85 = 106,131,774.52/x
  3. Step 3: Cross multiply
    253,599,718.42x = 380,134,105.85 × 106,131,774.52
  4. Step 4: Simplify right side
    253,599,718.42x = 40,344,307,210,174,512
  5. Step 5: Solve for x
    x = 40,344,307,210,174,512/253,599,718.42
  6. Step 6: Final answer
    x = 159,086,561.54

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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.