Finding the Fourth Proportional to 4,217,843,958.30, 6,326,765,937.45 and 3,534,198,255.90
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Solution
The fourth proportional to 4,217,843,958.30, 6,326,765,937.45 and 3,534,198,255.90 is: 5,301,297,383.85
Step by Step Solution
- Step 1: Write the proportion equation
4,217,843,958.30 : 6,326,765,937.45 = 3,534,198,255.90 : x - Step 2: Convert to fraction form
4,217,843,958.30/6,326,765,937.45 = 3,534,198,255.90/x - Step 3: Cross multiply
4,217,843,958.30x = 6,326,765,937.45 × 3,534,198,255.90 - Step 4: Simplify right side
4,217,843,958.30x = 22,360,045,141,623,316,480 - Step 5: Solve for x
x = 22,360,045,141,623,316,480/4,217,843,958.30 - Step 6: Final answer
x = 5,301,297,383.85
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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.