Home / 30,188,276,826,555-45,278,667,363,645-8,135,666,211,485.90

Finding the Fourth Proportional to 30,188,276,826,555, 45,278,667,363,645 and 8,135,666,211,485.90

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Solution

The fourth proportional to 30,188,276,826,555, 45,278,667,363,645 and 8,135,666,211,485.90 is: 12,202,489,273,832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,188,276,826,555 : 45,278,667,363,645 = 8,135,666,211,485.90 : x
  2. Step 2: Convert to fraction form
    30,188,276,826,555/45,278,667,363,645 = 8,135,666,211,485.90/x
  3. Step 3: Cross multiply
    30,188,276,826,555x = 45,278,667,363,645 × 8,135,666,211,485.90
  4. Step 4: Simplify right side
    30,188,276,826,555x = 368,372,124,171,516,031,369,478,144
  5. Step 5: Solve for x
    x = 368,372,124,171,516,031,369,478,144/30,188,276,826,555
  6. Step 6: Final answer
    x = 12,202,489,273,832.25

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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.