Finding the Fourth Proportional to 8,986,464,028.80, 13,479,696,043.20 and 4,088,703,772.80
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Solution
The fourth proportional to 8,986,464,028.80, 13,479,696,043.20 and 4,088,703,772.80 is: 6,133,055,659.20
Step by Step Solution
- Step 1: Write the proportion equation
8,986,464,028.80 : 13,479,696,043.20 = 4,088,703,772.80 : x - Step 2: Convert to fraction form
8,986,464,028.80/13,479,696,043.20 = 4,088,703,772.80/x - Step 3: Cross multiply
8,986,464,028.80x = 13,479,696,043.20 × 4,088,703,772.80 - Step 4: Simplify right side
8,986,464,028.80x = 55,114,484,068,029,079,552 - Step 5: Solve for x
x = 55,114,484,068,029,079,552/8,986,464,028.80 - Step 6: Final answer
x = 6,133,055,659.20
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Double scale
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Similar ratio
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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.