Home / 3,121,410,620.25-4,509,899,316

Finding the Third Proportional to 3,121,410,620.25 and 4,509,899,316

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Solution

The third proportional to 3,121,410,620.25 and 4,509,899,316 is: 6,516,025,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,410,620.25 : 4,509,899,316 = 4,509,899,316 : x
  2. Step 2: Convert to fraction form
    3,121,410,620.25/4,509,899,316 = 4,509,899,316/x
  3. Step 3: Cross multiply
    3,121,410,620.25x = 4,509,899,316 × 4,509,899,316
  4. Step 4: Simplify right side
    3,121,410,620.25x = 20,339,191,840,457,269,248
  5. Step 5: Solve for x
    x = 20,339,191,840,457,269,248/3,121,410,620.25
  6. Step 6: Final answer
    x = 6,516,025,705.98

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.