Finding the Fourth Proportional to 79,562,179.86, 119,343,302.93 and 35,791,813.09
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Solution
The fourth proportional to 79,562,179.86, 119,343,302.93 and 35,791,813.09 is: 53,687,734.54
Step by Step Solution
- Step 1: Write the proportion equation
79,562,179.86 : 119,343,302.93 = 35,791,813.09 : x - Step 2: Convert to fraction form
79,562,179.86/119,343,302.93 = 35,791,813.09/x - Step 3: Cross multiply
79,562,179.86x = 119,343,302.93 × 35,791,813.09 - Step 4: Simplify right side
79,562,179.86x = 4,271,513,192,013,810 - Step 5: Solve for x
x = 4,271,513,192,013,810/79,562,179.86 - Step 6: Final answer
x = 53,687,734.54
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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.