Finding the Fourth Proportional to 192,448,484.79, 288,701,534.81 and 69,655,532.05
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Solution
The fourth proportional to 192,448,484.79, 288,701,534.81 and 69,655,532.05 is: 104,493,724.82
Step by Step Solution
- Step 1: Write the proportion equation
192,448,484.79 : 288,701,534.81 = 69,655,532.05 : x - Step 2: Convert to fraction form
192,448,484.79/288,701,534.81 = 69,655,532.05/x - Step 3: Cross multiply
192,448,484.79x = 288,701,534.81 × 69,655,532.05 - Step 4: Simplify right side
192,448,484.79x = 20,109,659,010,842,144 - Step 5: Solve for x
x = 20,109,659,010,842,144/192,448,484.79 - Step 6: Final answer
x = 104,493,724.82
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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.