Home / 13,312,786,453.01-18,372,222,804.35-7,372,338,955.01

Finding the Fourth Proportional to 13,312,786,453.01, 18,372,222,804.35 and 7,372,338,955.01

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Solution

The fourth proportional to 13,312,786,453.01, 18,372,222,804.35 and 7,372,338,955.01 is: 10,174,147,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312,786,453.01 : 18,372,222,804.35 = 7,372,338,955.01 : x
  2. Step 2: Convert to fraction form
    13,312,786,453.01/18,372,222,804.35 = 7,372,338,955.01/x
  3. Step 3: Cross multiply
    13,312,786,453.01x = 18,372,222,804.35 × 7,372,338,955.01
  4. Step 4: Simplify right side
    13,312,786,453.01x = 135,446,253,870,540,701,696
  5. Step 5: Solve for x
    x = 135,446,253,870,540,701,696/13,312,786,453.01
  6. Step 6: Final answer
    x = 10,174,147,564.72

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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.