Home / 189,688,082.36-261,768,525.54-106,056,196.52

Finding the Fourth Proportional to 189,688,082.36, 261,768,525.54 and 106,056,196.52

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Solution

The fourth proportional to 189,688,082.36, 261,768,525.54 and 106,056,196.52 is: 146,356,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,688,082.36 : 261,768,525.54 = 106,056,196.52 : x
  2. Step 2: Convert to fraction form
    189,688,082.36/261,768,525.54 = 106,056,196.52/x
  3. Step 3: Cross multiply
    189,688,082.36x = 261,768,525.54 × 106,056,196.52
  4. Step 4: Simplify right side
    189,688,082.36x = 27,762,174,187,420,876
  5. Step 5: Solve for x
    x = 27,762,174,187,420,876/189,688,082.36
  6. Step 6: Final answer
    x = 146,356,976.37

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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.