Finding the Fourth Proportional to 146,982,899.73, 220,488,083.97 and 43,352,206.05
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Solution
The fourth proportional to 146,982,899.73, 220,488,083.97 and 43,352,206.05 is: 65,032,359.99
Step by Step Solution
- Step 1: Write the proportion equation
146,982,899.73 : 220,488,083.97 = 43,352,206.05 : x - Step 2: Convert to fraction form
146,982,899.73/220,488,083.97 = 43,352,206.05/x - Step 3: Cross multiply
146,982,899.73x = 220,488,083.97 × 43,352,206.05 - Step 4: Simplify right side
146,982,899.73x = 9,558,644,847,837,142 - Step 5: Solve for x
x = 9,558,644,847,837,142/146,982,899.73 - Step 6: Final answer
x = 65,032,359.99
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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.