Finding the Fourth Proportional to 2,874,069,466.68, 3,965,466,153.42 and 1,683,999,069.96
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Solution
The fourth proportional to 2,874,069,466.68, 3,965,466,153.42 and 1,683,999,069.96 is: 2,323,479,439.78
Step by Step Solution
- Step 1: Write the proportion equation
2,874,069,466.68 : 3,965,466,153.42 = 1,683,999,069.96 : x - Step 2: Convert to fraction form
2,874,069,466.68/3,965,466,153.42 = 1,683,999,069.96/x - Step 3: Cross multiply
2,874,069,466.68x = 3,965,466,153.42 × 1,683,999,069.96 - Step 4: Simplify right side
2,874,069,466.68x = 6,677,841,314,317,138,944 - Step 5: Solve for x
x = 6,677,841,314,317,138,944/2,874,069,466.68 - Step 6: Final answer
x = 2,323,479,439.78
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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.