Home / 154,857,826.45-232,286,739.62-57,821,112.10

Finding the Fourth Proportional to 154,857,826.45, 232,286,739.62 and 57,821,112.10

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Solution

The fourth proportional to 154,857,826.45, 232,286,739.62 and 57,821,112.10 is: 86,731,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,857,826.45 : 232,286,739.62 = 57,821,112.10 : x
  2. Step 2: Convert to fraction form
    154,857,826.45/232,286,739.62 = 57,821,112.10/x
  3. Step 3: Cross multiply
    154,857,826.45x = 232,286,739.62 × 57,821,112.10
  4. Step 4: Simplify right side
    154,857,826.45x = 13,431,077,610,911,532
  5. Step 5: Solve for x
    x = 13,431,077,610,911,532/154,857,826.45
  6. Step 6: Final answer
    x = 86,731,668.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.