Finding the Fourth Proportional to 7,640,016,718.14, 11,461,268,930.06 and 2,256,201,950.55
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Solution
The fourth proportional to 7,640,016,718.14, 11,461,268,930.06 and 2,256,201,950.55 is: 3,384,670,252.67
Step by Step Solution
- Step 1: Write the proportion equation
7,640,016,718.14 : 11,461,268,930.06 = 2,256,201,950.55 : x - Step 2: Convert to fraction form
7,640,016,718.14/11,461,268,930.06 = 2,256,201,950.55/x - Step 3: Cross multiply
7,640,016,718.14x = 11,461,268,930.06 × 2,256,201,950.55 - Step 4: Simplify right side
7,640,016,718.14x = 25,858,937,315,768,205,312 - Step 5: Solve for x
x = 25,858,937,315,768,205,312/7,640,016,718.14 - Step 6: Final answer
x = 3,384,670,252.67
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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.