Finding the Fourth Proportional to 146,982,975.48, 220,488,197.58 and 43,352,281.80
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Solution
The fourth proportional to 146,982,975.48, 220,488,197.58 and 43,352,281.80 is: 65,032,473.62
Step by Step Solution
- Step 1: Write the proportion equation
146,982,975.48 : 220,488,197.58 = 43,352,281.80 : x - Step 2: Convert to fraction form
146,982,975.48/220,488,197.58 = 43,352,281.80/x - Step 3: Cross multiply
146,982,975.48x = 220,488,197.58 × 43,352,281.80 - Step 4: Simplify right side
146,982,975.48x = 9,558,666,475,062,238 - Step 5: Solve for x
x = 9,558,666,475,062,238/146,982,975.48 - Step 6: Final answer
x = 65,032,473.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.