Home / 18,107,701,962.20-27,161,546,550.42-4,842,615,480.63

Finding the Fourth Proportional to 18,107,701,962.20, 27,161,546,550.42 and 4,842,615,480.63

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Solution

The fourth proportional to 18,107,701,962.20, 27,161,546,550.42 and 4,842,615,480.63 is: 7,263,921,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,701,962.20 : 27,161,546,550.42 = 4,842,615,480.63 : x
  2. Step 2: Convert to fraction form
    18,107,701,962.20/27,161,546,550.42 = 4,842,615,480.63/x
  3. Step 3: Cross multiply
    18,107,701,962.20x = 27,161,546,550.42 × 4,842,615,480.63
  4. Step 4: Simplify right side
    18,107,701,962.20x = 131,532,925,802,780,442,624
  5. Step 5: Solve for x
    x = 131,532,925,802,780,442,624/18,107,701,962.20
  6. Step 6: Final answer
    x = 7,263,921,511.27

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1.5x scale

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.