Finding the Fourth Proportional to 14,270,904,157.80, 21,406,356,236.70 and 14,270,904,157.80
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Solution
The fourth proportional to 14,270,904,157.80, 21,406,356,236.70 and 14,270,904,157.80 is: 21,406,356,236.70
Step by Step Solution
- Step 1: Write the proportion equation
14,270,904,157.80 : 21,406,356,236.70 = 14,270,904,157.80 : x - Step 2: Convert to fraction form
14,270,904,157.80/21,406,356,236.70 = 14,270,904,157.80/x - Step 3: Cross multiply
14,270,904,157.80x = 21,406,356,236.70 × 14,270,904,157.80 - Step 4: Simplify right side
14,270,904,157.80x = 305,488,058,221,669,974,016 - Step 5: Solve for x
x = 305,488,058,221,669,974,016/14,270,904,157.80 - Step 6: Final answer
x = 21,406,356,236.70
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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.