Home / 18,065,818,444.05-27,089,423,118.32-8,108,726,188.37

Finding the Fourth Proportional to 18,065,818,444.05, 27,089,423,118.32 and 8,108,726,188.37

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Solution

The fourth proportional to 18,065,818,444.05, 27,089,423,118.32 and 8,108,726,188.37 is: 12,158,912,996.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,818,444.05 : 27,089,423,118.32 = 8,108,726,188.37 : x
  2. Step 2: Convert to fraction form
    18,065,818,444.05/27,089,423,118.32 = 8,108,726,188.37/x
  3. Step 3: Cross multiply
    18,065,818,444.05x = 27,089,423,118.32 × 8,108,726,188.37
  4. Step 4: Simplify right side
    18,065,818,444.05x = 219,660,714,667,181,080,576
  5. Step 5: Solve for x
    x = 219,660,714,667,181,080,576/18,065,818,444.05
  6. Step 6: Final answer
    x = 12,158,912,996.25

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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.