Home / 3,881,401,758.74-5,819,772,269.10-1,780,246,134.20

Finding the Fourth Proportional to 3,881,401,758.74, 5,819,772,269.10 and 1,780,246,134.20

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Solution

The fourth proportional to 3,881,401,758.74, 5,819,772,269.10 and 1,780,246,134.20 is: 2,669,300,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,401,758.74 : 5,819,772,269.10 = 1,780,246,134.20 : x
  2. Step 2: Convert to fraction form
    3,881,401,758.74/5,819,772,269.10 = 1,780,246,134.20/x
  3. Step 3: Cross multiply
    3,881,401,758.74x = 5,819,772,269.10 × 1,780,246,134.20
  4. Step 4: Simplify right side
    3,881,401,758.74x = 10,360,627,083,989,637,120
  5. Step 5: Solve for x
    x = 10,360,627,083,989,637,120/3,881,401,758.74
  6. Step 6: Final answer
    x = 2,669,300,352.81

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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.