Finding the Fourth Proportional to 97,226,293.40, 145,690,348.15 and 66,062,260.55
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Solution
The fourth proportional to 97,226,293.40, 145,690,348.15 and 66,062,260.55 is: 98,992,087.45
Step by Step Solution
- Step 1: Write the proportion equation
97,226,293.40 : 145,690,348.15 = 66,062,260.55 : x - Step 2: Convert to fraction form
97,226,293.40/145,690,348.15 = 66,062,260.55/x - Step 3: Cross multiply
97,226,293.40x = 145,690,348.15 × 66,062,260.55 - Step 4: Simplify right side
97,226,293.40x = 9,624,633,739,105,510 - Step 5: Solve for x
x = 9,624,633,739,105,510/97,226,293.40 - Step 6: Final answer
x = 98,992,087.45
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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.