Finding the Fourth Proportional to 4,801,316,214.40, 6,625,894,819.94 and 2,628,643,745.29
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Solution
The fourth proportional to 4,801,316,214.40, 6,625,894,819.94 and 2,628,643,745.29 is: 3,627,571,315.37
Step by Step Solution
- Step 1: Write the proportion equation
4,801,316,214.40 : 6,625,894,819.94 = 2,628,643,745.29 : x - Step 2: Convert to fraction form
4,801,316,214.40/6,625,894,819.94 = 2,628,643,745.29/x - Step 3: Cross multiply
4,801,316,214.40x = 6,625,894,819.94 × 2,628,643,745.29 - Step 4: Simplify right side
4,801,316,214.40x = 17,417,116,975,384,690,688 - Step 5: Solve for x
x = 17,417,116,975,384,690,688/4,801,316,214.40 - Step 6: Final answer
x = 3,627,571,315.37
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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.