Finding the Fourth Proportional to 2,080,256,938.56, 3,121,458,210.72 and 974,974,083.84
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Solution
The fourth proportional to 2,080,256,938.56, 3,121,458,210.72 and 974,974,083.84 is: 1,462,963,926.63
Step by Step Solution
- Step 1: Write the proportion equation
2,080,256,938.56 : 3,121,458,210.72 = 974,974,083.84 : x - Step 2: Convert to fraction form
2,080,256,938.56/3,121,458,210.72 = 974,974,083.84/x - Step 3: Cross multiply
2,080,256,938.56x = 3,121,458,210.72 × 974,974,083.84 - Step 4: Simplify right side
2,080,256,938.56x = 3,043,340,859,241,577,472 - Step 5: Solve for x
x = 3,043,340,859,241,577,472/2,080,256,938.56 - Step 6: Final answer
x = 1,462,963,926.63
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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.