Finding the Fourth Proportional to 1,760,389,276.80, 2,640,583,915.20 and 1,576,723,267.20
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Solution
The fourth proportional to 1,760,389,276.80, 2,640,583,915.20 and 1,576,723,267.20 is: 2,365,084,900.80
Step by Step Solution
- Step 1: Write the proportion equation
1,760,389,276.80 : 2,640,583,915.20 = 1,576,723,267.20 : x - Step 2: Convert to fraction form
1,760,389,276.80/2,640,583,915.20 = 1,576,723,267.20/x - Step 3: Cross multiply
1,760,389,276.80x = 2,640,583,915.20 × 1,576,723,267.20 - Step 4: Simplify right side
1,760,389,276.80x = 4,163,470,098,089,911,808 - Step 5: Solve for x
x = 4,163,470,098,089,911,808/1,760,389,276.80 - Step 6: Final answer
x = 2,365,084,900.80
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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.