Home / 101,151,108.96-139,588,528.67-54,741,362.88

Finding the Fourth Proportional to 101,151,108.96, 139,588,528.67 and 54,741,362.88

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Solution

The fourth proportional to 101,151,108.96, 139,588,528.67 and 54,741,362.88 is: 75,543,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,151,108.96 : 139,588,528.67 = 54,741,362.88 : x
  2. Step 2: Convert to fraction form
    101,151,108.96/139,588,528.67 = 54,741,362.88/x
  3. Step 3: Cross multiply
    101,151,108.96x = 139,588,528.67 × 54,741,362.88
  4. Step 4: Simplify right side
    101,151,108.96x = 7,641,266,301,536,047
  5. Step 5: Solve for x
    x = 7,641,266,301,536,047/101,151,108.96
  6. Step 6: Final answer
    x = 75,543,079.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.