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Finding the Fourth Proportional to 53,889,775.80, 80,834,663.70 and 26,609,137.80

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Solution

The fourth proportional to 53,889,775.80, 80,834,663.70 and 26,609,137.80 is: 39,913,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,889,775.80 : 80,834,663.70 = 26,609,137.80 : x
  2. Step 2: Convert to fraction form
    53,889,775.80/80,834,663.70 = 26,609,137.80/x
  3. Step 3: Cross multiply
    53,889,775.80x = 80,834,663.70 × 26,609,137.80
  4. Step 4: Simplify right side
    53,889,775.80x = 2,150,940,705,409,958
  5. Step 5: Solve for x
    x = 2,150,940,705,409,958/53,889,775.80
  6. Step 6: Final answer
    x = 39,913,706.70

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