Finding the Fourth Proportional to 552,116,656.60, 827,167,215.30 and 449,324,157.40
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Solution
The fourth proportional to 552,116,656.60, 827,167,215.30 and 449,324,157.40 is: 673,166,091.99
Step by Step Solution
- Step 1: Write the proportion equation
552,116,656.60 : 827,167,215.30 = 449,324,157.40 : x - Step 2: Convert to fraction form
552,116,656.60/827,167,215.30 = 449,324,157.40/x - Step 3: Cross multiply
552,116,656.60x = 827,167,215.30 × 449,324,157.40 - Step 4: Simplify right side
552,116,656.60x = 371,666,212,043,576,832 - Step 5: Solve for x
x = 371,666,212,043,576,832/552,116,656.60 - Step 6: Final answer
x = 673,166,091.99
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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.