Home / 101,232,006.10-151,848,009.15-66,794,629.30

Finding the Fourth Proportional to 101,232,006.10, 151,848,009.15 and 66,794,629.30

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Solution

The fourth proportional to 101,232,006.10, 151,848,009.15 and 66,794,629.30 is: 100,191,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,232,006.10 : 151,848,009.15 = 66,794,629.30 : x
  2. Step 2: Convert to fraction form
    101,232,006.10/151,848,009.15 = 66,794,629.30/x
  3. Step 3: Cross multiply
    101,232,006.10x = 151,848,009.15 × 66,794,629.30
  4. Step 4: Simplify right side
    101,232,006.10x = 10,142,631,481,117,258
  5. Step 5: Solve for x
    x = 10,142,631,481,117,258/101,232,006.10
  6. Step 6: Final answer
    x = 100,191,943.95

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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.