Home / 101,720,546.01-152,489,975.82-36,978,742.64

Finding the Fourth Proportional to 101,720,546.01, 152,489,975.82 and 36,978,742.64

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Solution

The fourth proportional to 101,720,546.01, 152,489,975.82 and 36,978,742.64 is: 55,435,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,720,546.01 : 152,489,975.82 = 36,978,742.64 : x
  2. Step 2: Convert to fraction form
    101,720,546.01/152,489,975.82 = 36,978,742.64/x
  3. Step 3: Cross multiply
    101,720,546.01x = 152,489,975.82 × 36,978,742.64
  4. Step 4: Simplify right side
    101,720,546.01x = 5,638,887,570,516,683
  5. Step 5: Solve for x
    x = 5,638,887,570,516,683/101,720,546.01
  6. Step 6: Final answer
    x = 55,435,089.48

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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.