Home / 863,454,163.10-1,295,271,972.35-281,233,746.32

Finding the Fourth Proportional to 863,454,163.10, 1,295,271,972.35 and 281,233,746.32

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Solution

The fourth proportional to 863,454,163.10, 1,295,271,972.35 and 281,233,746.32 is: 421,880,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,454,163.10 : 1,295,271,972.35 = 281,233,746.32 : x
  2. Step 2: Convert to fraction form
    863,454,163.10/1,295,271,972.35 = 281,233,746.32/x
  3. Step 3: Cross multiply
    863,454,163.10x = 1,295,271,972.35 × 281,233,746.32
  4. Step 4: Simplify right side
    863,454,163.10x = 364,274,189,285,879,808
  5. Step 5: Solve for x
    x = 364,274,189,285,879,808/863,454,163.10
  6. Step 6: Final answer
    x = 421,880,170.20

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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.