Home / 37,341,485,403.01-51,531,405,112.61-20,194,338,681.37

Finding the Fourth Proportional to 37,341,485,403.01, 51,531,405,112.61 and 20,194,338,681.37

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Solution

The fourth proportional to 37,341,485,403.01, 51,531,405,112.61 and 20,194,338,681.37 is: 27,868,271,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,341,485,403.01 : 51,531,405,112.61 = 20,194,338,681.37 : x
  2. Step 2: Convert to fraction form
    37,341,485,403.01/51,531,405,112.61 = 20,194,338,681.37/x
  3. Step 3: Cross multiply
    37,341,485,403.01x = 51,531,405,112.61 × 20,194,338,681.37
  4. Step 4: Simplify right side
    37,341,485,403.01x = 1,040,642,647,570,826,919,936
  5. Step 5: Solve for x
    x = 1,040,642,647,570,826,919,936/37,341,485,403.01
  6. Step 6: Final answer
    x = 27,868,271,343.24

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1.5x scale

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.