Home / 6,399,986,416.71-9,580,852,897.34-3,871,261,940.87

Finding the Fourth Proportional to 6,399,986,416.71, 9,580,852,897.34 and 3,871,261,940.87

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Solution

The fourth proportional to 6,399,986,416.71, 9,580,852,897.34 and 3,871,261,940.87 is: 5,795,323,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399,986,416.71 : 9,580,852,897.34 = 3,871,261,940.87 : x
  2. Step 2: Convert to fraction form
    6,399,986,416.71/9,580,852,897.34 = 3,871,261,940.87/x
  3. Step 3: Cross multiply
    6,399,986,416.71x = 9,580,852,897.34 × 3,871,261,940.87
  4. Step 4: Simplify right side
    6,399,986,416.71x = 37,089,991,182,479,147,008
  5. Step 5: Solve for x
    x = 37,089,991,182,479,147,008/6,399,986,416.71
  6. Step 6: Final answer
    x = 5,795,323,422.19

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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.