Finding the Fourth Proportional to 8,750,642,596.92, 13,125,997,553.31 and 2,118,260,885.22
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Solution
The fourth proportional to 8,750,642,596.92, 13,125,997,553.31 and 2,118,260,885.22 is: 3,177,399,475.38
Step by Step Solution
- Step 1: Write the proportion equation
8,750,642,596.92 : 13,125,997,553.31 = 2,118,260,885.22 : x - Step 2: Convert to fraction form
8,750,642,596.92/13,125,997,553.31 = 2,118,260,885.22/x - Step 3: Cross multiply
8,750,642,596.92x = 13,125,997,553.31 × 2,118,260,885.22 - Step 4: Simplify right side
8,750,642,596.92x = 27,804,287,196,669,992,960 - Step 5: Solve for x
x = 27,804,287,196,669,992,960/8,750,642,596.92 - Step 6: Final answer
x = 3,177,399,475.38
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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.