Home / 105,923,881.44-146,187,203.13-61,881,889.50

Finding the Fourth Proportional to 105,923,881.44, 146,187,203.13 and 61,881,889.50

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Solution

The fourth proportional to 105,923,881.44, 146,187,203.13 and 61,881,889.50 is: 85,404,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,923,881.44 : 146,187,203.13 = 61,881,889.50 : x
  2. Step 2: Convert to fraction form
    105,923,881.44/146,187,203.13 = 61,881,889.50/x
  3. Step 3: Cross multiply
    105,923,881.44x = 146,187,203.13 × 61,881,889.50
  4. Step 4: Simplify right side
    105,923,881.44x = 9,046,340,350,404,714
  5. Step 5: Solve for x
    x = 9,046,340,350,404,714/105,923,881.44
  6. Step 6: Final answer
    x = 85,404,162.19

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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.