Finding the Fourth Proportional to 7,091,713,233.80, 10,637,569,850.70 and 3,221,877,969.80
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Solution
The fourth proportional to 7,091,713,233.80, 10,637,569,850.70 and 3,221,877,969.80 is: 4,832,816,954.70
Step by Step Solution
- Step 1: Write the proportion equation
7,091,713,233.80 : 10,637,569,850.70 = 3,221,877,969.80 : x - Step 2: Convert to fraction form
7,091,713,233.80/10,637,569,850.70 = 3,221,877,969.80/x - Step 3: Cross multiply
7,091,713,233.80x = 10,637,569,850.70 × 3,221,877,969.80 - Step 4: Simplify right side
7,091,713,233.80x = 34,272,951,954,179,010,560 - Step 5: Solve for x
x = 34,272,951,954,179,010,560/7,091,713,233.80 - Step 6: Final answer
x = 4,832,816,954.70
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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.