Finding the Fourth Proportional to 2,418,928,365, 3,336,338,786.58 and 1,824,237,882.12
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Solution
The fourth proportional to 2,418,928,365, 3,336,338,786.58 and 1,824,237,882.12 is: 2,516,104,110.45
Step by Step Solution
- Step 1: Write the proportion equation
2,418,928,365 : 3,336,338,786.58 = 1,824,237,882.12 : x - Step 2: Convert to fraction form
2,418,928,365/3,336,338,786.58 = 1,824,237,882.12/x - Step 3: Cross multiply
2,418,928,365x = 3,336,338,786.58 × 1,824,237,882.12 - Step 4: Simplify right side
2,418,928,365x = 6,086,275,602,065,509,376 - Step 5: Solve for x
x = 6,086,275,602,065,509,376/2,418,928,365 - Step 6: Final answer
x = 2,516,104,110.45
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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.