Finding the Fourth Proportional to 1,547,599,553.40, 2,318,376,021.30 and 932,356,212.60
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Solution
The fourth proportional to 1,547,599,553.40, 2,318,376,021.30 and 932,356,212.60 is: 1,396,712,917.02
Step by Step Solution
- Step 1: Write the proportion equation
1,547,599,553.40 : 2,318,376,021.30 = 932,356,212.60 : x - Step 2: Convert to fraction form
1,547,599,553.40/2,318,376,021.30 = 932,356,212.60/x - Step 3: Cross multiply
1,547,599,553.40x = 2,318,376,021.30 × 932,356,212.60 - Step 4: Simplify right side
1,547,599,553.40x = 2,161,552,286,601,925,120 - Step 5: Solve for x
x = 2,161,552,286,601,925,120/1,547,599,553.40 - Step 6: Final answer
x = 1,396,712,917.02
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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.