Home / 123,567,325.95-170,511,639.78-73,322,887.10

Finding the Fourth Proportional to 123,567,325.95, 170,511,639.78 and 73,322,887.10

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Solution

The fourth proportional to 123,567,325.95, 170,511,639.78 and 73,322,887.10 is: 101,178,896.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,567,325.95 : 170,511,639.78 = 73,322,887.10 : x
  2. Step 2: Convert to fraction form
    123,567,325.95/170,511,639.78 = 73,322,887.10/x
  3. Step 3: Cross multiply
    123,567,325.95x = 170,511,639.78 × 73,322,887.10
  4. Step 4: Simplify right side
    123,567,325.95x = 12,502,405,711,972,250
  5. Step 5: Solve for x
    x = 12,502,405,711,972,250/123,567,325.95
  6. Step 6: Final answer
    x = 101,178,896.73

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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.