Finding the Fourth Proportional to 746,703,165.60, 1,119,098,154.60 and 664,436,098.80
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Solution
The fourth proportional to 746,703,165.60, 1,119,098,154.60 and 664,436,098.80 is: 995,802,945.90
Step by Step Solution
- Step 1: Write the proportion equation
746,703,165.60 : 1,119,098,154.60 = 664,436,098.80 : x - Step 2: Convert to fraction form
746,703,165.60/1,119,098,154.60 = 664,436,098.80/x - Step 3: Cross multiply
746,703,165.60x = 1,119,098,154.60 × 664,436,098.80 - Step 4: Simplify right side
746,703,165.60x = 743,569,212,016,703,104 - Step 5: Solve for x
x = 743,569,212,016,703,104/746,703,165.60 - Step 6: Final answer
x = 995,802,945.90
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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.