Home / 5,147,094,040.56-7,717,116,399.84-2,621,132,727.12

Finding the Fourth Proportional to 5,147,094,040.56, 7,717,116,399.84 and 2,621,132,727.12

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Solution

The fourth proportional to 5,147,094,040.56, 7,717,116,399.84 and 2,621,132,727.12 is: 3,929,904,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,094,040.56 : 7,717,116,399.84 = 2,621,132,727.12 : x
  2. Step 2: Convert to fraction form
    5,147,094,040.56/7,717,116,399.84 = 2,621,132,727.12/x
  3. Step 3: Cross multiply
    5,147,094,040.56x = 7,717,116,399.84 × 2,621,132,727.12
  4. Step 4: Simplify right side
    5,147,094,040.56x = 20,227,586,354,615,095,296
  5. Step 5: Solve for x
    x = 20,227,586,354,615,095,296/5,147,094,040.56
  6. Step 6: Final answer
    x = 3,929,904,174.13

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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.