Finding the Fourth Proportional to 606,918,784.05, 910,378,176.08 and 453,863,776.05
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Solution
The fourth proportional to 606,918,784.05, 910,378,176.08 and 453,863,776.05 is: 680,795,664.08
Step by Step Solution
- Step 1: Write the proportion equation
606,918,784.05 : 910,378,176.08 = 453,863,776.05 : x - Step 2: Convert to fraction form
606,918,784.05/910,378,176.08 = 453,863,776.05/x - Step 3: Cross multiply
606,918,784.05x = 910,378,176.08 × 453,863,776.05 - Step 4: Simplify right side
606,918,784.05x = 413,187,676,626,911,296 - Step 5: Solve for x
x = 413,187,676,626,911,296/606,918,784.05 - Step 6: Final answer
x = 680,795,664.08
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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.