Finding the Fourth Proportional to 831,199,889.23, 1,246,993,864.48 and 241,002,474.19
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Solution
The fourth proportional to 831,199,889.23, 1,246,993,864.48 and 241,002,474.19 is: 361,559,969.55
Step by Step Solution
- Step 1: Write the proportion equation
831,199,889.23 : 1,246,993,864.48 = 241,002,474.19 : x - Step 2: Convert to fraction form
831,199,889.23/1,246,993,864.48 = 241,002,474.19/x - Step 3: Cross multiply
831,199,889.23x = 1,246,993,864.48 × 241,002,474.19 - Step 4: Simplify right side
831,199,889.23x = 300,528,606,639,429,568 - Step 5: Solve for x
x = 300,528,606,639,429,568/831,199,889.23 - Step 6: Final answer
x = 361,559,969.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.