Finding the Fourth Proportional to 69,675,549.01, 96,152,631.49 and 38,315,620.19
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Solution
The fourth proportional to 69,675,549.01, 96,152,631.49 and 38,315,620.19 is: 52,875,761.45
Step by Step Solution
- Step 1: Write the proportion equation
69,675,549.01 : 96,152,631.49 = 38,315,620.19 : x - Step 2: Convert to fraction form
69,675,549.01/96,152,631.49 = 38,315,620.19/x - Step 3: Cross multiply
69,675,549.01x = 96,152,631.49 × 38,315,620.19 - Step 4: Simplify right side
69,675,549.01x = 3,684,147,708,439,873.50 - Step 5: Solve for x
x = 3,684,147,708,439,873.50/69,675,549.01 - Step 6: Final answer
x = 52,875,761.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.