Finding the Fourth Proportional to 235,968,202.18, 325,619,490.81 and 131,541,654.34
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Solution
The fourth proportional to 235,968,202.18, 325,619,490.81 and 131,541,654.34 is: 181,518,213.52
Step by Step Solution
- Step 1: Write the proportion equation
235,968,202.18 : 325,619,490.81 = 131,541,654.34 : x - Step 2: Convert to fraction form
235,968,202.18/325,619,490.81 = 131,541,654.34/x - Step 3: Cross multiply
235,968,202.18x = 325,619,490.81 × 131,541,654.34 - Step 4: Simplify right side
235,968,202.18x = 42,832,526,506,495,832 - Step 5: Solve for x
x = 42,832,526,506,495,832/235,968,202.18 - Step 6: Final answer
x = 181,518,213.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.