Finding the Fourth Proportional to 3,165,792,517.71, 4,748,688,924.26 and 2,168,830,459.35
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Solution
The fourth proportional to 3,165,792,517.71, 4,748,688,924.26 and 2,168,830,459.35 is: 3,253,245,790.20
Step by Step Solution
- Step 1: Write the proportion equation
3,165,792,517.71 : 4,748,688,924.26 = 2,168,830,459.35 : x - Step 2: Convert to fraction form
3,165,792,517.71/4,748,688,924.26 = 2,168,830,459.35/x - Step 3: Cross multiply
3,165,792,517.71x = 4,748,688,924.26 × 2,168,830,459.35 - Step 4: Simplify right side
3,165,792,517.71x = 10,299,101,180,902,227,968 - Step 5: Solve for x
x = 10,299,101,180,902,227,968/3,165,792,517.71 - Step 6: Final answer
x = 3,253,245,790.20
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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.