Finding the Fourth Proportional to 5,082,341,801.12, 7,621,798,809.36 and 1,933,808,971.04
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Solution
The fourth proportional to 5,082,341,801.12, 7,621,798,809.36 and 1,933,808,971.04 is: 2,900,061,327.98
Step by Step Solution
- Step 1: Write the proportion equation
5,082,341,801.12 : 7,621,798,809.36 = 1,933,808,971.04 : x - Step 2: Convert to fraction form
5,082,341,801.12/7,621,798,809.36 = 1,933,808,971.04/x - Step 3: Cross multiply
5,082,341,801.12x = 7,621,798,809.36 × 1,933,808,971.04 - Step 4: Simplify right side
5,082,341,801.12x = 14,739,102,913,002,358,784 - Step 5: Solve for x
x = 14,739,102,913,002,358,784/5,082,341,801.12 - Step 6: Final answer
x = 2,900,061,327.98
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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.