Finding the Fourth Proportional to 3,026,866,911.02, 4,177,074,489.63 and 1,636,144,863.02
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Solution
The fourth proportional to 3,026,866,911.02, 4,177,074,489.63 and 1,636,144,863.02 is: 2,257,878,912.28
Step by Step Solution
- Step 1: Write the proportion equation
3,026,866,911.02 : 4,177,074,489.63 = 1,636,144,863.02 : x - Step 2: Convert to fraction form
3,026,866,911.02/4,177,074,489.63 = 1,636,144,863.02/x - Step 3: Cross multiply
3,026,866,911.02x = 4,177,074,489.63 × 1,636,144,863.02 - Step 4: Simplify right side
3,026,866,911.02x = 6,834,298,968,660,013,056 - Step 5: Solve for x
x = 6,834,298,968,660,013,056/3,026,866,911.02 - Step 6: Final answer
x = 2,257,878,912.28
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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.