Finding the Fourth Proportional to 4,830,353,427.60, 7,241,703,766.20 and 2,649,319,563.60
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Solution
The fourth proportional to 4,830,353,427.60, 7,241,703,766.20 and 2,649,319,563.60 is: 3,971,880,681.02
Step by Step Solution
- Step 1: Write the proportion equation
4,830,353,427.60 : 7,241,703,766.20 = 2,649,319,563.60 : x - Step 2: Convert to fraction form
4,830,353,427.60/7,241,703,766.20 = 2,649,319,563.60/x - Step 3: Cross multiply
4,830,353,427.60x = 7,241,703,766.20 × 2,649,319,563.60 - Step 4: Simplify right side
4,830,353,427.60x = 19,185,587,461,589,458,944 - Step 5: Solve for x
x = 19,185,587,461,589,458,944/4,830,353,427.60 - Step 6: Final answer
x = 3,971,880,681.02
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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.