Home / 186,604,672.44-257,565,673.26-108,313,448.64

Finding the Fourth Proportional to 186,604,672.44, 257,565,673.26 and 108,313,448.64

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Solution

The fourth proportional to 186,604,672.44, 257,565,673.26 and 108,313,448.64 is: 149,502,292.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,604,672.44 : 257,565,673.26 = 108,313,448.64 : x
  2. Step 2: Convert to fraction form
    186,604,672.44/257,565,673.26 = 108,313,448.64/x
  3. Step 3: Cross multiply
    186,604,672.44x = 257,565,673.26 × 108,313,448.64
  4. Step 4: Simplify right side
    186,604,672.44x = 27,897,826,322,074,032
  5. Step 5: Solve for x
    x = 27,897,826,322,074,032/186,604,672.44
  6. Step 6: Final answer
    x = 149,502,292.51

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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.