Finding the Fourth Proportional to 2,427,304,265, 3,349,688,767.64 and 1,313,470,370.60
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Solution
The fourth proportional to 2,427,304,265, 3,349,688,767.64 and 1,313,470,370.60 is: 1,812,593,917.65
Step by Step Solution
- Step 1: Write the proportion equation
2,427,304,265 : 3,349,688,767.64 = 1,313,470,370.60 : x - Step 2: Convert to fraction form
2,427,304,265/3,349,688,767.64 = 1,313,470,370.60/x - Step 3: Cross multiply
2,427,304,265x = 3,349,688,767.64 × 1,313,470,370.60 - Step 4: Simplify right side
2,427,304,265x = 4,399,716,947,026,767,360 - Step 5: Solve for x
x = 4,399,716,947,026,767,360/2,427,304,265 - Step 6: Final answer
x = 1,812,593,917.65
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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.