Finding the Fourth Proportional to 131,713,007.96, 197,492,929.68 and 49,838,211.02
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Solution
The fourth proportional to 131,713,007.96, 197,492,929.68 and 49,838,211.02 is: 74,728,338.96
Step by Step Solution
- Step 1: Write the proportion equation
131,713,007.96 : 197,492,929.68 = 49,838,211.02 : x - Step 2: Convert to fraction form
131,713,007.96/197,492,929.68 = 49,838,211.02/x - Step 3: Cross multiply
131,713,007.96x = 197,492,929.68 × 49,838,211.02 - Step 4: Simplify right side
131,713,007.96x = 9,842,694,304,349,862 - Step 5: Solve for x
x = 9,842,694,304,349,862/131,713,007.96 - Step 6: Final answer
x = 74,728,338.96
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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.