Home / 186,835,122.26-257,840,301.72-107,450,245.72

Finding the Fourth Proportional to 186,835,122.26, 257,840,301.72 and 107,450,245.72

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Solution

The fourth proportional to 186,835,122.26, 257,840,301.72 and 107,450,245.72 is: 148,285,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835,122.26 : 257,840,301.72 = 107,450,245.72 : x
  2. Step 2: Convert to fraction form
    186,835,122.26/257,840,301.72 = 107,450,245.72/x
  3. Step 3: Cross multiply
    186,835,122.26x = 257,840,301.72 × 107,450,245.72
  4. Step 4: Simplify right side
    186,835,122.26x = 27,705,003,776,949,252
  5. Step 5: Solve for x
    x = 27,705,003,776,949,252/186,835,122.26
  6. Step 6: Final answer
    x = 148,285,843.91

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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.