Home / 1,682,461,626.66-2,521,436,594.01-1,309,419,968.19

Finding the Fourth Proportional to 1,682,461,626.66, 2,521,436,594.01 and 1,309,419,968.19

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Solution

The fourth proportional to 1,682,461,626.66, 2,521,436,594.01 and 1,309,419,968.19 is: 1,962,374,280.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,461,626.66 : 2,521,436,594.01 = 1,309,419,968.19 : x
  2. Step 2: Convert to fraction form
    1,682,461,626.66/2,521,436,594.01 = 1,309,419,968.19/x
  3. Step 3: Cross multiply
    1,682,461,626.66x = 2,521,436,594.01 × 1,309,419,968.19
  4. Step 4: Simplify right side
    1,682,461,626.66x = 3,301,619,424,707,249,664
  5. Step 5: Solve for x
    x = 3,301,619,424,707,249,664/1,682,461,626.66
  6. Step 6: Final answer
    x = 1,962,374,280.87

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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.