Finding the Fourth Proportional to 6,132,746,141.80, 9,199,119,212.70 and 2,203,058,811.40
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Solution
The fourth proportional to 6,132,746,141.80, 9,199,119,212.70 and 2,203,058,811.40 is: 3,304,588,217.10
Step by Step Solution
- Step 1: Write the proportion equation
6,132,746,141.80 : 9,199,119,212.70 = 2,203,058,811.40 : x - Step 2: Convert to fraction form
6,132,746,141.80/9,199,119,212.70 = 2,203,058,811.40/x - Step 3: Cross multiply
6,132,746,141.80x = 9,199,119,212.70 × 2,203,058,811.40 - Step 4: Simplify right side
6,132,746,141.80x = 20,266,200,638,657,769,472 - Step 5: Solve for x
x = 20,266,200,638,657,769,472/6,132,746,141.80 - Step 6: Final answer
x = 3,304,588,217.10
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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.