Finding the Fourth Proportional to 329,730,268.20, 494,597,108.29 and 193,319,992.32
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Solution
The fourth proportional to 329,730,268.20, 494,597,108.29 and 193,319,992.32 is: 289,980,988.70
Step by Step Solution
- Step 1: Write the proportion equation
329,730,268.20 : 494,597,108.29 = 193,319,992.32 : x - Step 2: Convert to fraction form
329,730,268.20/494,597,108.29 = 193,319,992.32/x - Step 3: Cross multiply
329,730,268.20x = 494,597,108.29 × 193,319,992.32 - Step 4: Simplify right side
329,730,268.20x = 95,615,509,176,117,008 - Step 5: Solve for x
x = 95,615,509,176,117,008/329,730,268.20 - Step 6: Final answer
x = 289,980,988.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.