Finding the Fourth Proportional to 7,442,899,179.84, 10,271,269,743.36 and 4,101,517,032.96
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Solution
The fourth proportional to 7,442,899,179.84, 10,271,269,743.36 and 4,101,517,032.96 is: 5,660,131,460.15
Step by Step Solution
- Step 1: Write the proportion equation
7,442,899,179.84 : 10,271,269,743.36 = 4,101,517,032.96 : x - Step 2: Convert to fraction form
7,442,899,179.84/10,271,269,743.36 = 4,101,517,032.96/x - Step 3: Cross multiply
7,442,899,179.84x = 10,271,269,743.36 × 4,101,517,032.96 - Step 4: Simplify right side
7,442,899,179.84x = 42,127,787,802,517,733,376 - Step 5: Solve for x
x = 42,127,787,802,517,733,376/7,442,899,179.84 - Step 6: Final answer
x = 5,660,131,460.15
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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.