Finding the Fourth Proportional to 137,268,215.28, 205,902,157.68 and 35,032,263.84
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Solution
The fourth proportional to 137,268,215.28, 205,902,157.68 and 35,032,263.84 is: 52,548,353.59
Step by Step Solution
- Step 1: Write the proportion equation
137,268,215.28 : 205,902,157.68 = 35,032,263.84 : x - Step 2: Convert to fraction form
137,268,215.28/205,902,157.68 = 35,032,263.84/x - Step 3: Cross multiply
137,268,215.28x = 205,902,157.68 × 35,032,263.84 - Step 4: Simplify right side
137,268,215.28x = 7,213,218,713,071,043 - Step 5: Solve for x
x = 7,213,218,713,071,043/137,268,215.28 - Step 6: Final answer
x = 52,548,353.59
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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.