Home / 4,467,451,981.67-6,702,061,657.78-1,276,749,149.31

Finding the Fourth Proportional to 4,467,451,981.67, 6,702,061,657.78 and 1,276,749,149.31

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Solution

The fourth proportional to 4,467,451,981.67, 6,702,061,657.78 and 1,276,749,149.31 is: 1,915,376,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467,451,981.67 : 6,702,061,657.78 = 1,276,749,149.31 : x
  2. Step 2: Convert to fraction form
    4,467,451,981.67/6,702,061,657.78 = 1,276,749,149.31/x
  3. Step 3: Cross multiply
    4,467,451,981.67x = 6,702,061,657.78 × 1,276,749,149.31
  4. Step 4: Simplify right side
    4,467,451,981.67x = 8,556,851,520,195,315,712
  5. Step 5: Solve for x
    x = 8,556,851,520,195,315,712/4,467,451,981.67
  6. Step 6: Final answer
    x = 1,915,376,271.60

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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.