Finding the Fourth Proportional to 16,242,378,371.43, 24,346,372,215.91 and 5,463,398,467.21
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Solution
The fourth proportional to 16,242,378,371.43, 24,346,372,215.91 and 5,463,398,467.21 is: 8,189,313,757.19
Step by Step Solution
- Step 1: Write the proportion equation
16,242,378,371.43 : 24,346,372,215.91 = 5,463,398,467.21 : x - Step 2: Convert to fraction form
16,242,378,371.43/24,346,372,215.91 = 5,463,398,467.21/x - Step 3: Cross multiply
16,242,378,371.43x = 24,346,372,215.91 × 5,463,398,467.21 - Step 4: Simplify right side
16,242,378,371.43x = 133,013,932,646,536,609,792 - Step 5: Solve for x
x = 133,013,932,646,536,609,792/16,242,378,371.43 - Step 6: Final answer
x = 8,189,313,757.19
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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.