Home / 68,333,940.30-102,509,901.45-25,233,419.10

Finding the Fourth Proportional to 68,333,940.30, 102,509,901.45 and 25,233,419.10

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Solution

The fourth proportional to 68,333,940.30, 102,509,901.45 and 25,233,419.10 is: 37,853,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,333,940.30 : 102,509,901.45 = 25,233,419.10 : x
  2. Step 2: Convert to fraction form
    68,333,940.30/102,509,901.45 = 25,233,419.10/x
  3. Step 3: Cross multiply
    68,333,940.30x = 102,509,901.45 × 25,233,419.10
  4. Step 4: Simplify right side
    68,333,940.30x = 2,586,675,305,187,548
  5. Step 5: Solve for x
    x = 2,586,675,305,187,548/68,333,940.30
  6. Step 6: Final answer
    x = 37,853,448.72

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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.