Finding the Fourth Proportional to 4,875,106,605.71, 7,310,354,712.14 and 1,888,568,507.39
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Solution
The fourth proportional to 4,875,106,605.71, 7,310,354,712.14 and 1,888,568,507.39 is: 2,831,959,750.58
Step by Step Solution
- Step 1: Write the proportion equation
4,875,106,605.71 : 7,310,354,712.14 = 1,888,568,507.39 : x - Step 2: Convert to fraction form
4,875,106,605.71/7,310,354,712.14 = 1,888,568,507.39/x - Step 3: Cross multiply
4,875,106,605.71x = 7,310,354,712.14 × 1,888,568,507.39 - Step 4: Simplify right side
4,875,106,605.71x = 13,806,105,687,165,861,888 - Step 5: Solve for x
x = 13,806,105,687,165,861,888/4,875,106,605.71 - Step 6: Final answer
x = 2,831,959,750.58
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1.5x scale
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.