Home / 105,923,880.94-146,187,202.44-61,881,889

Finding the Fourth Proportional to 105,923,880.94, 146,187,202.44 and 61,881,889

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Solution

The fourth proportional to 105,923,880.94, 146,187,202.44 and 61,881,889 is: 85,404,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,923,880.94 : 146,187,202.44 = 61,881,889 : x
  2. Step 2: Convert to fraction form
    105,923,880.94/146,187,202.44 = 61,881,889/x
  3. Step 3: Cross multiply
    105,923,880.94x = 146,187,202.44 × 61,881,889
  4. Step 4: Simplify right side
    105,923,880.94x = 9,046,340,234,612,610
  5. Step 5: Solve for x
    x = 9,046,340,234,612,610/105,923,880.94
  6. Step 6: Final answer
    x = 85,404,161.50

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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.