Finding the Fourth Proportional to 743,250,378.18, 1,114,803,527.31 and 225,685,368.18
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Solution
The fourth proportional to 743,250,378.18, 1,114,803,527.31 and 225,685,368.18 is: 338,506,177.59
Step by Step Solution
- Step 1: Write the proportion equation
743,250,378.18 : 1,114,803,527.31 = 225,685,368.18 : x - Step 2: Convert to fraction form
743,250,378.18/1,114,803,527.31 = 225,685,368.18/x - Step 3: Cross multiply
743,250,378.18x = 1,114,803,527.31 × 225,685,368.18 - Step 4: Simplify right side
743,250,378.18x = 251,594,844,509,320,032 - Step 5: Solve for x
x = 251,594,844,509,320,032/743,250,378.18 - Step 6: Final answer
x = 338,506,177.59
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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.