Home / 190,091,704.28-262,281,590.82-107,585,489

Finding the Fourth Proportional to 190,091,704.28, 262,281,590.82 and 107,585,489

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Solution

The fourth proportional to 190,091,704.28, 262,281,590.82 and 107,585,489 is: 148,442,528.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,091,704.28 : 262,281,590.82 = 107,585,489 : x
  2. Step 2: Convert to fraction form
    190,091,704.28/262,281,590.82 = 107,585,489/x
  3. Step 3: Cross multiply
    190,091,704.28x = 262,281,590.82 × 107,585,489
  4. Step 4: Simplify right side
    190,091,704.28x = 28,217,693,204,067,612
  5. Step 5: Solve for x
    x = 28,217,693,204,067,612/190,091,704.28
  6. Step 6: Final answer
    x = 148,442,528.36

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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.