Home / 50,420,533.93-69,583,302.45-30,845,174.56

Finding the Fourth Proportional to 50,420,533.93, 69,583,302.45 and 30,845,174.56

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Solution

The fourth proportional to 50,420,533.93, 69,583,302.45 and 30,845,174.56 is: 42,568,155.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,420,533.93 : 69,583,302.45 = 30,845,174.56 : x
  2. Step 2: Convert to fraction form
    50,420,533.93/69,583,302.45 = 30,845,174.56/x
  3. Step 3: Cross multiply
    50,420,533.93x = 69,583,302.45 × 30,845,174.56
  4. Step 4: Simplify right side
    50,420,533.93x = 2,146,309,110,357,567.50
  5. Step 5: Solve for x
    x = 2,146,309,110,357,567.50/50,420,533.93
  6. Step 6: Final answer
    x = 42,568,155.14

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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.