Finding the Fourth Proportional to 2,403,652,916.53, 3,317,060,500.83 and 1,331,974,147.58
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Solution
The fourth proportional to 2,403,652,916.53, 3,317,060,500.83 and 1,331,974,147.58 is: 1,838,135,116.21
Step by Step Solution
- Step 1: Write the proportion equation
2,403,652,916.53 : 3,317,060,500.83 = 1,331,974,147.58 : x - Step 2: Convert to fraction form
2,403,652,916.53/3,317,060,500.83 = 1,331,974,147.58/x - Step 3: Cross multiply
2,403,652,916.53x = 3,317,060,500.83 × 1,331,974,147.58 - Step 4: Simplify right side
2,403,652,916.53x = 4,418,238,833,056,034,816 - Step 5: Solve for x
x = 4,418,238,833,056,034,816/2,403,652,916.53 - Step 6: Final answer
x = 1,838,135,116.21
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.