Finding the Fourth Proportional to 1,467,637,620.40, 2,201,456,430.60 and 1,355,397,281.20
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Solution
The fourth proportional to 1,467,637,620.40, 2,201,456,430.60 and 1,355,397,281.20 is: 2,033,095,921.80
Step by Step Solution
- Step 1: Write the proportion equation
1,467,637,620.40 : 2,201,456,430.60 = 1,355,397,281.20 : x - Step 2: Convert to fraction form
1,467,637,620.40/2,201,456,430.60 = 1,355,397,281.20/x - Step 3: Cross multiply
1,467,637,620.40x = 2,201,456,430.60 × 1,355,397,281.20 - Step 4: Simplify right side
1,467,637,620.40x = 2,983,848,060,715,496,448 - Step 5: Solve for x
x = 2,983,848,060,715,496,448/1,467,637,620.40 - Step 6: Final answer
x = 2,033,095,921.80
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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.