Finding the Fourth Proportional to 746,703,146.10, 1,119,098,125.35 and 664,436,079.30
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Solution
The fourth proportional to 746,703,146.10, 1,119,098,125.35 and 664,436,079.30 is: 995,802,916.65
Step by Step Solution
- Step 1: Write the proportion equation
746,703,146.10 : 1,119,098,125.35 = 664,436,079.30 : x - Step 2: Convert to fraction form
746,703,146.10/1,119,098,125.35 = 664,436,079.30/x - Step 3: Cross multiply
746,703,146.10x = 1,119,098,125.35 × 664,436,079.30 - Step 4: Simplify right side
746,703,146.10x = 743,569,170,759,533,824 - Step 5: Solve for x
x = 743,569,170,759,533,824/746,703,146.10 - Step 6: Final answer
x = 995,802,916.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.