Home / 186,467,860.80-257,258,174.58-108,108,263.16

Finding the Fourth Proportional to 186,467,860.80, 257,258,174.58 and 108,108,263.16

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Solution

The fourth proportional to 186,467,860.80, 257,258,174.58 and 108,108,263.16 is: 149,150,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,467,860.80 : 257,258,174.58 = 108,108,263.16 : x
  2. Step 2: Convert to fraction form
    186,467,860.80/257,258,174.58 = 108,108,263.16/x
  3. Step 3: Cross multiply
    186,467,860.80x = 257,258,174.58 × 108,108,263.16
  4. Step 4: Simplify right side
    186,467,860.80x = 27,811,734,437,555,864
  5. Step 5: Solve for x
    x = 27,811,734,437,555,864/186,467,860.80
  6. Step 6: Final answer
    x = 149,150,284.23

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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.