Finding the Fourth Proportional to 466,129,218.70, 699,193,828.05 and 293,800,617.10
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Solution
The fourth proportional to 466,129,218.70, 699,193,828.05 and 293,800,617.10 is: 440,700,925.65
Step by Step Solution
- Step 1: Write the proportion equation
466,129,218.70 : 699,193,828.05 = 293,800,617.10 : x - Step 2: Convert to fraction form
466,129,218.70/699,193,828.05 = 293,800,617.10/x - Step 3: Cross multiply
466,129,218.70x = 699,193,828.05 × 293,800,617.10 - Step 4: Simplify right side
466,129,218.70x = 205,423,578,153,601,280 - Step 5: Solve for x
x = 205,423,578,153,601,280/466,129,218.70 - Step 6: Final answer
x = 440,700,925.65
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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.