Finding the Fourth Proportional to 3,220,235,620.40, 4,827,802,513.80 and 1,766,213,044.40
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Solution
The fourth proportional to 3,220,235,620.40, 4,827,802,513.80 and 1,766,213,044.40 is: 2,647,920,457.01
Step by Step Solution
- Step 1: Write the proportion equation
3,220,235,620.40 : 4,827,802,513.80 = 1,766,213,044.40 : x - Step 2: Convert to fraction form
3,220,235,620.40/4,827,802,513.80 = 1,766,213,044.40/x - Step 3: Cross multiply
3,220,235,620.40x = 4,827,802,513.80 × 1,766,213,044.40 - Step 4: Simplify right side
3,220,235,620.40x = 8,526,927,775,660,672,000 - Step 5: Solve for x
x = 8,526,927,775,660,672,000/3,220,235,620.40 - Step 6: Final answer
x = 2,647,920,457.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.