Finding the Fourth Proportional to 4,023,873,682.14, 5,552,945,948.40 and 2,239,688,845.65
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Solution
The fourth proportional to 4,023,873,682.14, 5,552,945,948.40 and 2,239,688,845.65 is: 3,090,770,755.64
Step by Step Solution
- Step 1: Write the proportion equation
4,023,873,682.14 : 5,552,945,948.40 = 2,239,688,845.65 : x - Step 2: Convert to fraction form
4,023,873,682.14/5,552,945,948.40 = 2,239,688,845.65/x - Step 3: Cross multiply
4,023,873,682.14x = 5,552,945,948.40 × 2,239,688,845.65 - Step 4: Simplify right side
4,023,873,682.14x = 12,436,871,101,128,839,168 - Step 5: Solve for x
x = 12,436,871,101,128,839,168/4,023,873,682.14 - Step 6: Final answer
x = 3,090,770,755.64
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1.5x scale
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.