Finding the Fourth Proportional to 4,079,716,094.20, 6,119,574,141.30 and 1,319,624,116.60
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Solution
The fourth proportional to 4,079,716,094.20, 6,119,574,141.30 and 1,319,624,116.60 is: 1,979,436,174.90
Step by Step Solution
- Step 1: Write the proportion equation
4,079,716,094.20 : 6,119,574,141.30 = 1,319,624,116.60 : x - Step 2: Convert to fraction form
4,079,716,094.20/6,119,574,141.30 = 1,319,624,116.60/x - Step 3: Cross multiply
4,079,716,094.20x = 6,119,574,141.30 × 1,319,624,116.60 - Step 4: Simplify right side
4,079,716,094.20x = 8,075,537,620,181,215,232 - Step 5: Solve for x
x = 8,075,537,620,181,215,232/4,079,716,094.20 - Step 6: Final answer
x = 1,979,436,174.90
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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.