Finding the Fourth Proportional to 347,088,907.63, 520,267,323.25 and 113,858,742.07
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Solution
The fourth proportional to 347,088,907.63, 520,267,323.25 and 113,858,742.07 is: 170,668,038.26
Step by Step Solution
- Step 1: Write the proportion equation
347,088,907.63 : 520,267,323.25 = 113,858,742.07 : x - Step 2: Convert to fraction form
347,088,907.63/520,267,323.25 = 113,858,742.07/x - Step 3: Cross multiply
347,088,907.63x = 520,267,323.25 × 113,858,742.07 - Step 4: Simplify right side
347,088,907.63x = 59,236,982,965,371,064 - Step 5: Solve for x
x = 59,236,982,965,371,064/347,088,907.63 - Step 6: Final answer
x = 170,668,038.26
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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.