Finding the Fourth Proportional to 8,292,406,923.23, 11,382,608,175.99 and 7,331,561,595.23
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Solution
The fourth proportional to 8,292,406,923.23, 11,382,608,175.99 and 7,331,561,595.23 is: 10,063,699,686.86
Step by Step Solution
- Step 1: Write the proportion equation
8,292,406,923.23 : 11,382,608,175.99 = 7,331,561,595.23 : x - Step 2: Convert to fraction form
8,292,406,923.23/11,382,608,175.99 = 7,331,561,595.23/x - Step 3: Cross multiply
8,292,406,923.23x = 11,382,608,175.99 × 7,331,561,595.23 - Step 4: Simplify right side
8,292,406,923.23x = 83,452,292,956,553,052,160 - Step 5: Solve for x
x = 83,452,292,956,553,052,160/8,292,406,923.23 - Step 6: Final answer
x = 10,063,699,686.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.