Finding the Fourth Proportional to 204,534,215.36, 305,680,602.14 and 149,318,326.83
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Solution
The fourth proportional to 204,534,215.36, 305,680,602.14 and 149,318,326.83 is: 223,159,318.24
Step by Step Solution
- Step 1: Write the proportion equation
204,534,215.36 : 305,680,602.14 = 149,318,326.83 : x - Step 2: Convert to fraction form
204,534,215.36/305,680,602.14 = 149,318,326.83/x - Step 3: Cross multiply
204,534,215.36x = 305,680,602.14 × 149,318,326.83 - Step 4: Simplify right side
204,534,215.36x = 45,643,716,055,185,128 - Step 5: Solve for x
x = 45,643,716,055,185,128/204,534,215.36 - Step 6: Final answer
x = 223,159,318.24
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.