Finding the Fourth Proportional to 4,206,278,777.85, 5,774,268,553.43 and 3,610,528,988.13
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Solution
The fourth proportional to 4,206,278,777.85, 5,774,268,553.43 and 3,610,528,988.13 is: 4,956,438,956.73
Step by Step Solution
- Step 1: Write the proportion equation
4,206,278,777.85 : 5,774,268,553.43 = 3,610,528,988.13 : x - Step 2: Convert to fraction form
4,206,278,777.85/5,774,268,553.43 = 3,610,528,988.13/x - Step 3: Cross multiply
4,206,278,777.85x = 5,774,268,553.43 × 3,610,528,988.13 - Step 4: Simplify right side
4,206,278,777.85x = 20,848,163,997,388,443,648 - Step 5: Solve for x
x = 20,848,163,997,388,443,648/4,206,278,777.85 - Step 6: Final answer
x = 4,956,438,956.73
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.