Finding the Fourth Proportional to 98,429,884.13, 147,610,635.18 and 54,777,258.41
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Solution
The fourth proportional to 98,429,884.13, 147,610,635.18 and 54,777,258.41 is: 82,146,859.96
Step by Step Solution
- Step 1: Write the proportion equation
98,429,884.13 : 147,610,635.18 = 54,777,258.41 : x - Step 2: Convert to fraction form
98,429,884.13/147,610,635.18 = 54,777,258.41/x - Step 3: Cross multiply
98,429,884.13x = 147,610,635.18 × 54,777,258.41 - Step 4: Simplify right side
98,429,884.13x = 8,085,705,907,319,097 - Step 5: Solve for x
x = 8,085,705,907,319,097/98,429,884.13 - Step 6: Final answer
x = 82,146,859.96
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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.