Finding the Fourth Proportional to 323,676,959.08, 485,515,438.62 and 294,022,551.28
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Solution
The fourth proportional to 323,676,959.08, 485,515,438.62 and 294,022,551.28 is: 441,033,826.91
Step by Step Solution
- Step 1: Write the proportion equation
323,676,959.08 : 485,515,438.62 = 294,022,551.28 : x - Step 2: Convert to fraction form
323,676,959.08/485,515,438.62 = 294,022,551.28/x - Step 3: Cross multiply
323,676,959.08x = 485,515,438.62 × 294,022,551.28 - Step 4: Simplify right side
323,676,959.08x = 142,752,487,944,982,944 - Step 5: Solve for x
x = 142,752,487,944,982,944/323,676,959.08 - Step 6: Final answer
x = 441,033,826.91
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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.