Home / 98,524,091,646.96-135,968,525,619.30-55,117,787,131.86

Finding the Fourth Proportional to 98,524,091,646.96, 135,968,525,619.30 and 55,117,787,131.86

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Solution

The fourth proportional to 98,524,091,646.96, 135,968,525,619.30 and 55,117,787,131.86 is: 76,065,499,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,524,091,646.96 : 135,968,525,619.30 = 55,117,787,131.86 : x
  2. Step 2: Convert to fraction form
    98,524,091,646.96/135,968,525,619.30 = 55,117,787,131.86/x
  3. Step 3: Cross multiply
    98,524,091,646.96x = 135,968,525,619.30 × 55,117,787,131.86
  4. Step 4: Simplify right side
    98,524,091,646.96x = 7,494,284,251,717,430,149,120
  5. Step 5: Solve for x
    x = 7,494,284,251,717,430,149,120/98,524,091,646.96
  6. Step 6: Final answer
    x = 76,065,499,579.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.