Finding the Fourth Proportional to 282,029,551.80, 423,044,327.70 and 282,029,551.80
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Solution
The fourth proportional to 282,029,551.80, 423,044,327.70 and 282,029,551.80 is: 423,044,327.70
Step by Step Solution
- Step 1: Write the proportion equation
282,029,551.80 : 423,044,327.70 = 282,029,551.80 : x - Step 2: Convert to fraction form
282,029,551.80/423,044,327.70 = 282,029,551.80/x - Step 3: Cross multiply
282,029,551.80x = 423,044,327.70 × 282,029,551.80 - Step 4: Simplify right side
282,029,551.80x = 119,311,002,132,763,328 - Step 5: Solve for x
x = 119,311,002,132,763,328/282,029,551.80 - Step 6: Final answer
x = 423,044,327.70
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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.