Finding the Fourth Proportional to 12,631,573,525.29, 17,430,880,873.74 and 6,914,752,026.09
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Solution
The fourth proportional to 12,631,573,525.29, 17,430,880,873.74 and 6,914,752,026.09 is: 9,541,979,753.90
Step by Step Solution
- Step 1: Write the proportion equation
12,631,573,525.29 : 17,430,880,873.74 = 6,914,752,026.09 : x - Step 2: Convert to fraction form
12,631,573,525.29/17,430,880,873.74 = 6,914,752,026.09/x - Step 3: Cross multiply
12,631,573,525.29x = 17,430,880,873.74 × 6,914,752,026.09 - Step 4: Simplify right side
12,631,573,525.29x = 120,530,218,838,227,107,840 - Step 5: Solve for x
x = 120,530,218,838,227,107,840/12,631,573,525.29 - Step 6: Final answer
x = 9,541,979,753.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.