Home / 147,104,944.56-203,004,813.87-85,261,155.66

Finding the Fourth Proportional to 147,104,944.56, 203,004,813.87 and 85,261,155.66

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Solution

The fourth proportional to 147,104,944.56, 203,004,813.87 and 85,261,155.66 is: 117,660,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,104,944.56 : 203,004,813.87 = 85,261,155.66 : x
  2. Step 2: Convert to fraction form
    147,104,944.56/203,004,813.87 = 85,261,155.66/x
  3. Step 3: Cross multiply
    147,104,944.56x = 203,004,813.87 × 85,261,155.66
  4. Step 4: Simplify right side
    147,104,944.56x = 17,308,425,035,099,396
  5. Step 5: Solve for x
    x = 17,308,425,035,099,396/147,104,944.56
  6. Step 6: Final answer
    x = 117,660,389.23

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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.