Home / 275,280,687,138.12-412,921,030,707.16-275,280,687,138.12

Finding the Fourth Proportional to 275,280,687,138.12, 412,921,030,707.16 and 275,280,687,138.12

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Solution

The fourth proportional to 275,280,687,138.12, 412,921,030,707.16 and 275,280,687,138.12 is: 412,921,030,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,280,687,138.12 : 412,921,030,707.16 = 275,280,687,138.12 : x
  2. Step 2: Convert to fraction form
    275,280,687,138.12/412,921,030,707.16 = 275,280,687,138.12/x
  3. Step 3: Cross multiply
    275,280,687,138.12x = 412,921,030,707.16 × 275,280,687,138.12
  4. Step 4: Simplify right side
    275,280,687,138.12x = 113,669,185,066,847,736,692,736
  5. Step 5: Solve for x
    x = 113,669,185,066,847,736,692,736/275,280,687,138.12
  6. Step 6: Final answer
    x = 412,921,030,707.16

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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.