Finding the Fourth Proportional to 326,412,979.03, 450,447,992.42 and 177,733,744.12
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Solution
The fourth proportional to 326,412,979.03, 450,447,992.42 and 177,733,744.12 is: 245,271,522.18
Step by Step Solution
- Step 1: Write the proportion equation
326,412,979.03 : 450,447,992.42 = 177,733,744.12 : x - Step 2: Convert to fraction form
326,412,979.03/450,447,992.42 = 177,733,744.12/x - Step 3: Cross multiply
326,412,979.03x = 450,447,992.42 × 177,733,744.12 - Step 4: Simplify right side
326,412,979.03x = 80,059,808,225,829,360 - Step 5: Solve for x
x = 80,059,808,225,829,360/326,412,979.03 - Step 6: Final answer
x = 245,271,522.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.