Home / 74,253,795.12-102,468,693.06-41,212,105.83

Finding the Fourth Proportional to 74,253,795.12, 102,468,693.06 and 41,212,105.83

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Solution

The fourth proportional to 74,253,795.12, 102,468,693.06 and 41,212,105.83 is: 56,871,848.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,253,795.12 : 102,468,693.06 = 41,212,105.83 : x
  2. Step 2: Convert to fraction form
    74,253,795.12/102,468,693.06 = 41,212,105.83/x
  3. Step 3: Cross multiply
    74,253,795.12x = 102,468,693.06 × 41,212,105.83
  4. Step 4: Simplify right side
    74,253,795.12x = 4,222,950,622,650,506.50
  5. Step 5: Solve for x
    x = 4,222,950,622,650,506.50/74,253,795.12
  6. Step 6: Final answer
    x = 56,871,848.99

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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.