Finding the Fourth Proportional to 550,694,620.44, 760,013,473.44 and 411,223,244.40
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Solution
The fourth proportional to 550,694,620.44, 760,013,473.44 and 411,223,244.40 is: 567,529,070.99
Step by Step Solution
- Step 1: Write the proportion equation
550,694,620.44 : 760,013,473.44 = 411,223,244.40 : x - Step 2: Convert to fraction form
550,694,620.44/760,013,473.44 = 411,223,244.40/x - Step 3: Cross multiply
550,694,620.44x = 760,013,473.44 × 411,223,244.40 - Step 4: Simplify right side
550,694,620.44x = 312,535,206,335,710,016 - Step 5: Solve for x
x = 312,535,206,335,710,016/550,694,620.44 - Step 6: Final answer
x = 567,529,070.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.