Finding the Fourth Proportional to 270,321,187.59, 405,522,257.58 and 97,838,357.43
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Solution
The fourth proportional to 270,321,187.59, 405,522,257.58 and 97,838,357.43 is: 146,772,185.85
Step by Step Solution
- Step 1: Write the proportion equation
270,321,187.59 : 405,522,257.58 = 97,838,357.43 : x - Step 2: Convert to fraction form
270,321,187.59/405,522,257.58 = 97,838,357.43/x - Step 3: Cross multiply
270,321,187.59x = 405,522,257.58 × 97,838,357.43 - Step 4: Simplify right side
270,321,187.59x = 39,675,631,582,932,568 - Step 5: Solve for x
x = 39,675,631,582,932,568/270,321,187.59 - Step 6: Final answer
x = 146,772,185.85
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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.