Finding the Fourth Proportional to 268,330,235.92, 370,296,979.56 and 152,443,090.96
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Solution
The fourth proportional to 268,330,235.92, 370,296,979.56 and 152,443,090.96 is: 210,372,177.94
Step by Step Solution
- Step 1: Write the proportion equation
268,330,235.92 : 370,296,979.56 = 152,443,090.96 : x - Step 2: Convert to fraction form
268,330,235.92/370,296,979.56 = 152,443,090.96/x - Step 3: Cross multiply
268,330,235.92x = 370,296,979.56 × 152,443,090.96 - Step 4: Simplify right side
268,330,235.92x = 56,449,216,137,278,344 - Step 5: Solve for x
x = 56,449,216,137,278,344/268,330,235.92 - Step 6: Final answer
x = 210,372,177.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.