Finding the Fourth Proportional to 131,713,008.96, 197,492,931.18 and 49,838,212.02
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Solution
The fourth proportional to 131,713,008.96, 197,492,931.18 and 49,838,212.02 is: 74,728,340.46
Step by Step Solution
- Step 1: Write the proportion equation
131,713,008.96 : 197,492,931.18 = 49,838,212.02 : x - Step 2: Convert to fraction form
131,713,008.96/197,492,931.18 = 49,838,212.02/x - Step 3: Cross multiply
131,713,008.96x = 197,492,931.18 × 49,838,212.02 - Step 4: Simplify right side
131,713,008.96x = 9,842,694,576,600,110 - Step 5: Solve for x
x = 9,842,694,576,600,110/131,713,008.96 - Step 6: Final answer
x = 74,728,340.46
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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.