Finding the Fourth Proportional to 6,465,318,845,563.40, 8,922,195,646,466 and 3,687,621,774,791.50
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Solution
The fourth proportional to 6,465,318,845,563.40, 8,922,195,646,466 and 3,687,621,774,791.50 is: 5,088,949,784,345.99
Step by Step Solution
- Step 1: Write the proportion equation
6,465,318,845,563.40 : 8,922,195,646,466 = 3,687,621,774,791.50 : x - Step 2: Convert to fraction form
6,465,318,845,563.40/8,922,195,646,466 = 3,687,621,774,791.50/x - Step 3: Cross multiply
6,465,318,845,563.40x = 8,922,195,646,466 × 3,687,621,774,791.50 - Step 4: Simplify right side
6,465,318,845,563.40x = 32,901,682,944,857,944,589,598,720 - Step 5: Solve for x
x = 32,901,682,944,857,944,589,598,720/6,465,318,845,563.40 - Step 6: Final answer
x = 5,088,949,784,345.99
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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.