Finding the Fourth Proportional to 3,653,825,208.24, 5,042,283,652.72 and 1,983,074,349.36
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Solution
The fourth proportional to 3,653,825,208.24, 5,042,283,652.72 and 1,983,074,349.36 is: 2,736,645,242.73
Step by Step Solution
- Step 1: Write the proportion equation
3,653,825,208.24 : 5,042,283,652.72 = 1,983,074,349.36 : x - Step 2: Convert to fraction form
3,653,825,208.24/5,042,283,652.72 = 1,983,074,349.36/x - Step 3: Cross multiply
3,653,825,208.24x = 5,042,283,652.72 × 1,983,074,349.36 - Step 4: Simplify right side
3,653,825,208.24x = 9,999,223,373,906,278,400 - Step 5: Solve for x
x = 9,999,223,373,906,278,400/3,653,825,208.24 - Step 6: Final answer
x = 2,736,645,242.73
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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.