Home / 325,305,280,352.70-487,957,920,529.05-115,850,446,688.70

Finding the Fourth Proportional to 325,305,280,352.70, 487,957,920,529.05 and 115,850,446,688.70

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Solution

The fourth proportional to 325,305,280,352.70, 487,957,920,529.05 and 115,850,446,688.70 is: 173,775,670,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,305,280,352.70 : 487,957,920,529.05 = 115,850,446,688.70 : x
  2. Step 2: Convert to fraction form
    325,305,280,352.70/487,957,920,529.05 = 115,850,446,688.70/x
  3. Step 3: Cross multiply
    325,305,280,352.70x = 487,957,920,529.05 × 115,850,446,688.70
  4. Step 4: Simplify right side
    325,305,280,352.70x = 56,530,143,058,579,614,072,832
  5. Step 5: Solve for x
    x = 56,530,143,058,579,614,072,832/325,305,280,352.70
  6. Step 6: Final answer
    x = 173,775,670,033.05

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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.