Finding the Fourth Proportional to 5,439,637,551.60, 8,159,456,327.40 and 1,761,782,396.40
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Solution
The fourth proportional to 5,439,637,551.60, 8,159,456,327.40 and 1,761,782,396.40 is: 2,642,673,594.60
Step by Step Solution
- Step 1: Write the proportion equation
5,439,637,551.60 : 8,159,456,327.40 = 1,761,782,396.40 : x - Step 2: Convert to fraction form
5,439,637,551.60/8,159,456,327.40 = 1,761,782,396.40/x - Step 3: Cross multiply
5,439,637,551.60x = 8,159,456,327.40 × 1,761,782,396.40 - Step 4: Simplify right side
5,439,637,551.60x = 14,375,186,521,807,915,008 - Step 5: Solve for x
x = 14,375,186,521,807,915,008/5,439,637,551.60 - Step 6: Final answer
x = 2,642,673,594.60
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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.