Home / 186,848,388.64-257,852,940.42-103,214,786.68

Finding the Fourth Proportional to 186,848,388.64, 257,852,940.42 and 103,214,786.68

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Solution

The fourth proportional to 186,848,388.64, 257,852,940.42 and 103,214,786.68 is: 142,437,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,848,388.64 : 257,852,940.42 = 103,214,786.68 : x
  2. Step 2: Convert to fraction form
    186,848,388.64/257,852,940.42 = 103,214,786.68/x
  3. Step 3: Cross multiply
    186,848,388.64x = 257,852,940.42 × 103,214,786.68
  4. Step 4: Simplify right side
    186,848,388.64x = 26,614,236,240,261,052
  5. Step 5: Solve for x
    x = 26,614,236,240,261,052/186,848,388.64
  6. Step 6: Final answer
    x = 142,437,601.06

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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.