Finding the Fourth Proportional to 3,001,759,459.58, 4,140,012,658.20 and 2,638,877,527.08
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Solution
The fourth proportional to 3,001,759,459.58, 4,140,012,658.20 and 2,638,877,527.08 is: 3,639,527,587.95
Step by Step Solution
- Step 1: Write the proportion equation
3,001,759,459.58 : 4,140,012,658.20 = 2,638,877,527.08 : x - Step 2: Convert to fraction form
3,001,759,459.58/4,140,012,658.20 = 2,638,877,527.08/x - Step 3: Cross multiply
3,001,759,459.58x = 4,140,012,658.20 × 2,638,877,527.08 - Step 4: Simplify right side
3,001,759,459.58x = 10,924,986,365,540,685,824 - Step 5: Solve for x
x = 10,924,986,365,540,685,824/3,001,759,459.58 - Step 6: Final answer
x = 3,639,527,587.95
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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.