Finding the Fourth Proportional to 2,080,256,943.31, 3,121,458,217.85 and 974,974,088.59
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Solution
The fourth proportional to 2,080,256,943.31, 3,121,458,217.85 and 974,974,088.59 is: 1,462,963,933.76
Step by Step Solution
- Step 1: Write the proportion equation
2,080,256,943.31 : 3,121,458,217.85 = 974,974,088.59 : x - Step 2: Convert to fraction form
2,080,256,943.31/3,121,458,217.85 = 974,974,088.59/x - Step 3: Cross multiply
2,080,256,943.31x = 3,121,458,217.85 × 974,974,088.59 - Step 4: Simplify right side
2,080,256,943.31x = 3,043,340,881,020,069,376 - Step 5: Solve for x
x = 3,043,340,881,020,069,376/2,080,256,943.31 - Step 6: Final answer
x = 1,462,963,933.76
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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.