Home / 40,292,964,596.52-60,407,601,043.59-20,114,034,115.77

Finding the Fourth Proportional to 40,292,964,596.52, 60,407,601,043.59 and 20,114,034,115.77

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Solution

The fourth proportional to 40,292,964,596.52, 60,407,601,043.59 and 20,114,034,115.77 is: 30,155,153,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,292,964,596.52 : 60,407,601,043.59 = 20,114,034,115.77 : x
  2. Step 2: Convert to fraction form
    40,292,964,596.52/60,407,601,043.59 = 20,114,034,115.77/x
  3. Step 3: Cross multiply
    40,292,964,596.52x = 60,407,601,043.59 × 20,114,034,115.77
  4. Step 4: Simplify right side
    40,292,964,596.52x = 1,215,040,548,242,592,628,736
  5. Step 5: Solve for x
    x = 1,215,040,548,242,592,628,736/40,292,964,596.52
  6. Step 6: Final answer
    x = 30,155,153,893.73

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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.