Home / 74,216,243.34-102,414,945.92-41,176,140.84

Finding the Fourth Proportional to 74,216,243.34, 102,414,945.92 and 41,176,140.84

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Solution

The fourth proportional to 74,216,243.34, 102,414,945.92 and 41,176,140.84 is: 56,821,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216,243.34 : 102,414,945.92 = 41,176,140.84 : x
  2. Step 2: Convert to fraction form
    74,216,243.34/102,414,945.92 = 41,176,140.84/x
  3. Step 3: Cross multiply
    74,216,243.34x = 102,414,945.92 × 41,176,140.84
  4. Step 4: Simplify right side
    74,216,243.34x = 4,217,052,237,117,023.50
  5. Step 5: Solve for x
    x = 4,217,052,237,117,023.50/74,216,243.34
  6. Step 6: Final answer
    x = 56,821,149.22

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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.