Home / 4,312,753,018.70-6,469,129,528.05-4,143,447,725.90

Finding the Fourth Proportional to 4,312,753,018.70, 6,469,129,528.05 and 4,143,447,725.90

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Solution

The fourth proportional to 4,312,753,018.70, 6,469,129,528.05 and 4,143,447,725.90 is: 6,215,171,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312,753,018.70 : 6,469,129,528.05 = 4,143,447,725.90 : x
  2. Step 2: Convert to fraction form
    4,312,753,018.70/6,469,129,528.05 = 4,143,447,725.90/x
  3. Step 3: Cross multiply
    4,312,753,018.70x = 6,469,129,528.05 × 4,143,447,725.90
  4. Step 4: Simplify right side
    4,312,753,018.70x = 26,804,500,031,551,315,968
  5. Step 5: Solve for x
    x = 26,804,500,031,551,315,968/4,312,753,018.70
  6. Step 6: Final answer
    x = 6,215,171,588.85

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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.