Finding the Fourth Proportional to 1,338,400,414,940.30, 1,846,998,827,339.10 and 760,368,651,882.99
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Solution
The fourth proportional to 1,338,400,414,940.30, 1,846,998,827,339.10 and 760,368,651,882.99 is: 1,049,312,293,015.05
Step by Step Solution
- Step 1: Write the proportion equation
1,338,400,414,940.30 : 1,846,998,827,339.10 = 760,368,651,882.99 : x - Step 2: Convert to fraction form
1,338,400,414,940.30/1,846,998,827,339.10 = 760,368,651,882.99/x - Step 3: Cross multiply
1,338,400,414,940.30x = 1,846,998,827,339.10 × 760,368,651,882.99 - Step 4: Simplify right side
1,338,400,414,940.30x = 1,404,400,008,373,295,070,052,352 - Step 5: Solve for x
x = 1,404,400,008,373,295,070,052,352/1,338,400,414,940.30 - Step 6: Final answer
x = 1,049,312,293,015.05
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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.