Finding the Fourth Proportional to 676,561,537.80, 1,014,842,306.70 and 332,187,769.80
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Solution
The fourth proportional to 676,561,537.80, 1,014,842,306.70 and 332,187,769.80 is: 498,281,654.70
Step by Step Solution
- Step 1: Write the proportion equation
676,561,537.80 : 1,014,842,306.70 = 332,187,769.80 : x - Step 2: Convert to fraction form
676,561,537.80/1,014,842,306.70 = 332,187,769.80/x - Step 3: Cross multiply
676,561,537.80x = 1,014,842,306.70 × 332,187,769.80 - Step 4: Simplify right side
676,561,537.80x = 337,118,202,561,360,640 - Step 5: Solve for x
x = 337,118,202,561,360,640/676,561,537.80 - Step 6: Final answer
x = 498,281,654.70
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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.