Finding the Fourth Proportional to 189,298,269.96, 283,947,407.37 and 45,691,101.96
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Solution
The fourth proportional to 189,298,269.96, 283,947,407.37 and 45,691,101.96 is: 68,536,653.53
Step by Step Solution
- Step 1: Write the proportion equation
189,298,269.96 : 283,947,407.37 = 45,691,101.96 : x - Step 2: Convert to fraction form
189,298,269.96/283,947,407.37 = 45,691,101.96/x - Step 3: Cross multiply
189,298,269.96x = 283,947,407.37 × 45,691,101.96 - Step 4: Simplify right side
189,298,269.96x = 12,973,869,941,420,326 - Step 5: Solve for x
x = 12,973,869,941,420,326/189,298,269.96 - Step 6: Final answer
x = 68,536,653.53
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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.