Finding the Fourth Proportional to 153,590,928.73, 230,390,685.63 and 49,960,134.40
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Solution
The fourth proportional to 153,590,928.73, 230,390,685.63 and 49,960,134.40 is: 74,941,597.88
Step by Step Solution
- Step 1: Write the proportion equation
153,590,928.73 : 230,390,685.63 = 49,960,134.40 : x - Step 2: Convert to fraction form
153,590,928.73/230,390,685.63 = 49,960,134.40/x - Step 3: Cross multiply
153,590,928.73x = 230,390,685.63 × 49,960,134.40 - Step 4: Simplify right side
153,590,928.73x = 11,510,349,618,582,948 - Step 5: Solve for x
x = 11,510,349,618,582,948/153,590,928.73 - Step 6: Final answer
x = 74,941,597.88
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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.