Home / 5,147,097,682.08-7,717,121,861.58-2,621,136,387.54

Finding the Fourth Proportional to 5,147,097,682.08, 7,717,121,861.58 and 2,621,136,387.54

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Solution

The fourth proportional to 5,147,097,682.08, 7,717,121,861.58 and 2,621,136,387.54 is: 3,929,909,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,097,682.08 : 7,717,121,861.58 = 2,621,136,387.54 : x
  2. Step 2: Convert to fraction form
    5,147,097,682.08/7,717,121,861.58 = 2,621,136,387.54/x
  3. Step 3: Cross multiply
    5,147,097,682.08x = 7,717,121,861.58 × 2,621,136,387.54
  4. Step 4: Simplify right side
    5,147,097,682.08x = 20,227,628,918,467,760,128
  5. Step 5: Solve for x
    x = 20,227,628,918,467,760,128/5,147,097,682.08
  6. Step 6: Final answer
    x = 3,929,909,663.24

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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.