Finding the Fourth Proportional to 944,237,269.80, 1,416,355,904.70 and 536,090,581.80
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Solution
The fourth proportional to 944,237,269.80, 1,416,355,904.70 and 536,090,581.80 is: 804,135,872.70
Step by Step Solution
- Step 1: Write the proportion equation
944,237,269.80 : 1,416,355,904.70 = 536,090,581.80 : x - Step 2: Convert to fraction form
944,237,269.80/1,416,355,904.70 = 536,090,581.80/x - Step 3: Cross multiply
944,237,269.80x = 1,416,355,904.70 × 536,090,581.80 - Step 4: Simplify right side
944,237,269.80x = 759,295,060,986,488,448 - Step 5: Solve for x
x = 759,295,060,986,488,448/944,237,269.80 - Step 6: Final answer
x = 804,135,872.70
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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.