Finding the Fourth Proportional to 122,602,911.19, 183,990,560.39 and 110,880,982.19
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Solution
The fourth proportional to 122,602,911.19, 183,990,560.39 and 110,880,982.19 is: 166,399,426.02
Step by Step Solution
- Step 1: Write the proportion equation
122,602,911.19 : 183,990,560.39 = 110,880,982.19 : x - Step 2: Convert to fraction form
122,602,911.19/183,990,560.39 = 110,880,982.19/x - Step 3: Cross multiply
122,602,911.19x = 183,990,560.39 × 110,880,982.19 - Step 4: Simplify right side
122,602,911.19x = 20,401,054,049,637,280 - Step 5: Solve for x
x = 20,401,054,049,637,280/122,602,911.19 - Step 6: Final answer
x = 166,399,426.02
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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.