Finding the Fourth Proportional to 106,820,952.72, 160,251,355.08 and 48,532,717.68
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Solution
The fourth proportional to 106,820,952.72, 160,251,355.08 and 48,532,717.68 is: 72,808,129.64
Step by Step Solution
- Step 1: Write the proportion equation
106,820,952.72 : 160,251,355.08 = 48,532,717.68 : x - Step 2: Convert to fraction form
106,820,952.72/160,251,355.08 = 48,532,717.68/x - Step 3: Cross multiply
106,820,952.72x = 160,251,355.08 × 48,532,717.68 - Step 4: Simplify right side
106,820,952.72x = 7,777,433,773,935,074 - Step 5: Solve for x
x = 7,777,433,773,935,074/106,820,952.72 - Step 6: Final answer
x = 72,808,129.64
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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.