Finding the Fourth Proportional to 7,641,843,477,572.10, 11,464,375,313,026 and 2,478,285,869,858.20
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Solution
The fourth proportional to 7,641,843,477,572.10, 11,464,375,313,026 and 2,478,285,869,858.20 is: 3,717,950,966,728.04
Step by Step Solution
- Step 1: Write the proportion equation
7,641,843,477,572.10 : 11,464,375,313,026 = 2,478,285,869,858.20 : x - Step 2: Convert to fraction form
7,641,843,477,572.10/11,464,375,313,026 = 2,478,285,869,858.20/x - Step 3: Cross multiply
7,641,843,477,572.10x = 11,464,375,313,026 × 2,478,285,869,858.20 - Step 4: Simplify right side
7,641,843,477,572.10x = 28,411,999,345,023,517,938,679,808 - Step 5: Solve for x
x = 28,411,999,345,023,517,938,679,808/7,641,843,477,572.10 - Step 6: Final answer
x = 3,717,950,966,728.04
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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.