Finding the Fourth Proportional to 13,090,737,481.79, 19,636,106,482.49 and 3,142,181,192.00
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Solution
The fourth proportional to 13,090,737,481.79, 19,636,106,482.49 and 3,142,181,192.00 is: 4,713,271,850.35
Step by Step Solution
- Step 1: Write the proportion equation
13,090,737,481.79 : 19,636,106,482.49 = 3,142,181,192.00 : x - Step 2: Convert to fraction form
13,090,737,481.79/19,636,106,482.49 = 3,142,181,192.00/x - Step 3: Cross multiply
13,090,737,481.79x = 19,636,106,482.49 × 3,142,181,192.00 - Step 4: Simplify right side
13,090,737,481.79x = 61,700,204,473,275,465,728 - Step 5: Solve for x
x = 61,700,204,473,275,465,728/13,090,737,481.79 - Step 6: Final answer
x = 4,713,271,850.35
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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.