Home / 123,349,408.37-185,047,444.27-49,578,930.88

Finding the Fourth Proportional to 123,349,408.37, 185,047,444.27 and 49,578,930.88

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Solution

The fourth proportional to 123,349,408.37, 185,047,444.27 and 49,578,930.88 is: 74,377,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,349,408.37 : 185,047,444.27 = 49,578,930.88 : x
  2. Step 2: Convert to fraction form
    123,349,408.37/185,047,444.27 = 49,578,930.88/x
  3. Step 3: Cross multiply
    123,349,408.37x = 185,047,444.27 × 49,578,930.88
  4. Step 4: Simplify right side
    123,349,408.37x = 9,174,454,448,582,338
  5. Step 5: Solve for x
    x = 9,174,454,448,582,338/123,349,408.37
  6. Step 6: Final answer
    x = 74,377,774.24

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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.