Finding the Fourth Proportional to 1,982,082,844.09, 2,735,346,242.35 and 1,135,473,789.93
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Solution
The fourth proportional to 1,982,082,844.09, 2,735,346,242.35 and 1,135,473,789.93 is: 1,566,995,029.41
Step by Step Solution
- Step 1: Write the proportion equation
1,982,082,844.09 : 2,735,346,242.35 = 1,135,473,789.93 : x - Step 2: Convert to fraction form
1,982,082,844.09/2,735,346,242.35 = 1,135,473,789.93/x - Step 3: Cross multiply
1,982,082,844.09x = 2,735,346,242.35 × 1,135,473,789.93 - Step 4: Simplify right side
1,982,082,844.09x = 3,105,913,964,571,938,816 - Step 5: Solve for x
x = 3,105,913,964,571,938,816/1,982,082,844.09 - Step 6: Final answer
x = 1,566,995,029.41
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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.