Finding the Fourth Proportional to 3,402,788,705.70, 5,104,183,058.55 and 2,177,340,872.10
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Solution
The fourth proportional to 3,402,788,705.70, 5,104,183,058.55 and 2,177,340,872.10 is: 3,266,011,308.15
Step by Step Solution
- Step 1: Write the proportion equation
3,402,788,705.70 : 5,104,183,058.55 = 2,177,340,872.10 : x - Step 2: Convert to fraction form
3,402,788,705.70/5,104,183,058.55 = 2,177,340,872.10/x - Step 3: Cross multiply
3,402,788,705.70x = 5,104,183,058.55 × 2,177,340,872.10 - Step 4: Simplify right side
3,402,788,705.70x = 11,113,546,392,061,302,784 - Step 5: Solve for x
x = 11,113,546,392,061,302,784/3,402,788,705.70 - Step 6: Final answer
x = 3,266,011,308.15
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Double scale
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Similar ratio
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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.