Home / 74,170,954.08-111,288,399.12-40,116,273.12

Finding the Fourth Proportional to 74,170,954.08, 111,288,399.12 and 40,116,273.12

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Solution

The fourth proportional to 74,170,954.08, 111,288,399.12 and 40,116,273.12 is: 60,191,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,170,954.08 : 111,288,399.12 = 40,116,273.12 : x
  2. Step 2: Convert to fraction form
    74,170,954.08/111,288,399.12 = 40,116,273.12/x
  3. Step 3: Cross multiply
    74,170,954.08x = 111,288,399.12 × 40,116,273.12
  4. Step 4: Simplify right side
    74,170,954.08x = 4,464,475,814,185,487.50
  5. Step 5: Solve for x
    x = 4,464,475,814,185,487.50/74,170,954.08
  6. Step 6: Final answer
    x = 60,191,699.97

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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.