Finding the Fourth Proportional to 1,813,859,478,199.30, 2,503,125,984,185.20 and 979,567,088,281.11
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Solution
The fourth proportional to 1,813,859,478,199.30, 2,503,125,984,185.20 and 979,567,088,281.11 is: 1,351,802,530,129.44
Step by Step Solution
- Step 1: Write the proportion equation
1,813,859,478,199.30 : 2,503,125,984,185.20 = 979,567,088,281.11 : x - Step 2: Convert to fraction form
1,813,859,478,199.30/2,503,125,984,185.20 = 979,567,088,281.11/x - Step 3: Cross multiply
1,813,859,478,199.30x = 2,503,125,984,185.20 × 979,567,088,281.11 - Step 4: Simplify right side
1,813,859,478,199.30x = 2,451,979,831,929,084,210,839,552 - Step 5: Solve for x
x = 2,451,979,831,929,084,210,839,552/1,813,859,478,199.30 - Step 6: Final answer
x = 1,351,802,530,129.44
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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.