Home / 206,526,376.19-309,594,804.57-102,797,510.90

Finding the Fourth Proportional to 206,526,376.19, 309,594,804.57 and 102,797,510.90

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Solution

The fourth proportional to 206,526,376.19, 309,594,804.57 and 102,797,510.90 is: 154,099,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,526,376.19 : 309,594,804.57 = 102,797,510.90 : x
  2. Step 2: Convert to fraction form
    206,526,376.19/309,594,804.57 = 102,797,510.90/x
  3. Step 3: Cross multiply
    206,526,376.19x = 309,594,804.57 × 102,797,510.90
  4. Step 4: Simplify right side
    206,526,376.19x = 31,825,575,295,819,968
  5. Step 5: Solve for x
    x = 31,825,575,295,819,968/206,526,376.19
  6. Step 6: Final answer
    x = 154,099,325.63

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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.