Home / 36,090,436,888.72-54,135,580,897.26-20,362,121,609.68

Finding the Fourth Proportional to 36,090,436,888.72, 54,135,580,897.26 and 20,362,121,609.68

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Solution

The fourth proportional to 36,090,436,888.72, 54,135,580,897.26 and 20,362,121,609.68 is: 30,543,140,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090,436,888.72 : 54,135,580,897.26 = 20,362,121,609.68 : x
  2. Step 2: Convert to fraction form
    36,090,436,888.72/54,135,580,897.26 = 20,362,121,609.68/x
  3. Step 3: Cross multiply
    36,090,436,888.72x = 54,135,580,897.26 × 20,362,121,609.68
  4. Step 4: Simplify right side
    36,090,436,888.72x = 1,102,315,281,640,677,703,680
  5. Step 5: Solve for x
    x = 1,102,315,281,640,677,703,680/36,090,436,888.72
  6. Step 6: Final answer
    x = 30,543,140,418.04

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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.