Finding the Fourth Proportional to 135,848,402.52, 203,389,944.30 and 122,073,451.80
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Solution
The fourth proportional to 135,848,402.52, 203,389,944.30 and 122,073,451.80 is: 182,766,319.67
Step by Step Solution
- Step 1: Write the proportion equation
135,848,402.52 : 203,389,944.30 = 122,073,451.80 : x - Step 2: Convert to fraction form
135,848,402.52/203,389,944.30 = 122,073,451.80/x - Step 3: Cross multiply
135,848,402.52x = 203,389,944.30 × 122,073,451.80 - Step 4: Simplify right side
135,848,402.52x = 24,828,512,562,110,736 - Step 5: Solve for x
x = 24,828,512,562,110,736/135,848,402.52 - Step 6: Final answer
x = 182,766,319.67
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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.