Finding the Fourth Proportional to 17,382,408,921.30, 26,073,613,381.95 and 6,341,285,183.70
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Solution
The fourth proportional to 17,382,408,921.30, 26,073,613,381.95 and 6,341,285,183.70 is: 9,511,927,775.55
Step by Step Solution
- Step 1: Write the proportion equation
17,382,408,921.30 : 26,073,613,381.95 = 6,341,285,183.70 : x - Step 2: Convert to fraction form
17,382,408,921.30/26,073,613,381.95 = 6,341,285,183.70/x - Step 3: Cross multiply
17,382,408,921.30x = 26,073,613,381.95 × 6,341,285,183.70 - Step 4: Simplify right side
17,382,408,921.30x = 165,340,218,224,481,599,488 - Step 5: Solve for x
x = 165,340,218,224,481,599,488/17,382,408,921.30 - Step 6: Final answer
x = 9,511,927,775.55
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Double scale
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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.