Home / 8,689,436,000.20-13,034,154,000.30-2,146,334,408.20

Finding the Fourth Proportional to 8,689,436,000.20, 13,034,154,000.30 and 2,146,334,408.20

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Solution

The fourth proportional to 8,689,436,000.20, 13,034,154,000.30 and 2,146,334,408.20 is: 3,219,501,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,436,000.20 : 13,034,154,000.30 = 2,146,334,408.20 : x
  2. Step 2: Convert to fraction form
    8,689,436,000.20/13,034,154,000.30 = 2,146,334,408.20/x
  3. Step 3: Cross multiply
    8,689,436,000.20x = 13,034,154,000.30 × 2,146,334,408.20
  4. Step 4: Simplify right side
    8,689,436,000.20x = 27,975,653,212,621,561,856
  5. Step 5: Solve for x
    x = 27,975,653,212,621,561,856/8,689,436,000.20
  6. Step 6: Final answer
    x = 3,219,501,612.30

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1.5x scale

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.