Home / 2,113,643,408.70-3,170,465,113.05-1,530,144,810.30

Finding the Fourth Proportional to 2,113,643,408.70, 3,170,465,113.05 and 1,530,144,810.30

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Solution

The fourth proportional to 2,113,643,408.70, 3,170,465,113.05 and 1,530,144,810.30 is: 2,295,217,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,643,408.70 : 3,170,465,113.05 = 1,530,144,810.30 : x
  2. Step 2: Convert to fraction form
    2,113,643,408.70/3,170,465,113.05 = 1,530,144,810.30/x
  3. Step 3: Cross multiply
    2,113,643,408.70x = 3,170,465,113.05 × 1,530,144,810.30
  4. Step 4: Simplify right side
    2,113,643,408.70x = 4,851,270,738,970,660,864
  5. Step 5: Solve for x
    x = 4,851,270,738,970,660,864/2,113,643,408.70
  6. Step 6: Final answer
    x = 2,295,217,215.45

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Double scale
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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.