Finding the Fourth Proportional to 142,624,854.48, 214,059,442.68 and 141,551,299.92
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Solution
The fourth proportional to 142,624,854.48, 214,059,442.68 and 141,551,299.92 is: 212,448,191.32
Step by Step Solution
- Step 1: Write the proportion equation
142,624,854.48 : 214,059,442.68 = 141,551,299.92 : x - Step 2: Convert to fraction form
142,624,854.48/214,059,442.68 = 141,551,299.92/x - Step 3: Cross multiply
142,624,854.48x = 214,059,442.68 × 141,551,299.92 - Step 4: Simplify right side
142,624,854.48x = 30,300,392,371,504,728 - Step 5: Solve for x
x = 30,300,392,371,504,728/142,624,854.48 - Step 6: Final answer
x = 212,448,191.32
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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.