Home / 259,697,581,520.40-389,546,372,280.60-259,697,581,520.40

Finding the Fourth Proportional to 259,697,581,520.40, 389,546,372,280.60 and 259,697,581,520.40

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Solution

The fourth proportional to 259,697,581,520.40, 389,546,372,280.60 and 259,697,581,520.40 is: 389,546,372,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,697,581,520.40 : 389,546,372,280.60 = 259,697,581,520.40 : x
  2. Step 2: Convert to fraction form
    259,697,581,520.40/389,546,372,280.60 = 259,697,581,520.40/x
  3. Step 3: Cross multiply
    259,697,581,520.40x = 389,546,372,280.60 × 259,697,581,520.40
  4. Step 4: Simplify right side
    259,697,581,520.40x = 101,164,250,771,317,204,189,184
  5. Step 5: Solve for x
    x = 101,164,250,771,317,204,189,184/259,697,581,520.40
  6. Step 6: Final answer
    x = 389,546,372,280.60

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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.