Finding the Fourth Proportional to 8,367,009,875.92, 12,552,169,588.26 and 2,391,189,664.96
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Solution
The fourth proportional to 8,367,009,875.92, 12,552,169,588.26 and 2,391,189,664.96 is: 3,587,257,411.83
Step by Step Solution
- Step 1: Write the proportion equation
8,367,009,875.92 : 12,552,169,588.26 = 2,391,189,664.96 : x - Step 2: Convert to fraction form
8,367,009,875.92/12,552,169,588.26 = 2,391,189,664.96/x - Step 3: Cross multiply
8,367,009,875.92x = 12,552,169,588.26 × 2,391,189,664.96 - Step 4: Simplify right side
8,367,009,875.92x = 30,014,618,192,272,531,456 - Step 5: Solve for x
x = 30,014,618,192,272,531,456/8,367,009,875.92 - Step 6: Final answer
x = 3,587,257,411.83
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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.