Finding the Fourth Proportional to 991,410,118,088.92, 1,487,794,470,446.20 and 346,015,745,023.44
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Solution
The fourth proportional to 991,410,118,088.92, 1,487,794,470,446.20 and 346,015,745,023.44 is: 519,260,700,229.23
Step by Step Solution
- Step 1: Write the proportion equation
991,410,118,088.92 : 1,487,794,470,446.20 = 346,015,745,023.44 : x - Step 2: Convert to fraction form
991,410,118,088.92/1,487,794,470,446.20 = 346,015,745,023.44/x - Step 3: Cross multiply
991,410,118,088.92x = 1,487,794,470,446.20 × 346,015,745,023.44 - Step 4: Simplify right side
991,410,118,088.92x = 514,800,312,133,196,269,486,080 - Step 5: Solve for x
x = 514,800,312,133,196,269,486,080/991,410,118,088.92 - Step 6: Final answer
x = 519,260,700,229.23
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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.