Finding the Fourth Proportional to 215,675,206.60, 323,512,809.90 and 62,326,265.80
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Solution
The fourth proportional to 215,675,206.60, 323,512,809.90 and 62,326,265.80 is: 93,489,398.70
Step by Step Solution
- Step 1: Write the proportion equation
215,675,206.60 : 323,512,809.90 = 62,326,265.80 : x - Step 2: Convert to fraction form
215,675,206.60/323,512,809.90 = 62,326,265.80/x - Step 3: Cross multiply
215,675,206.60x = 323,512,809.90 × 62,326,265.80 - Step 4: Simplify right side
215,675,206.60x = 20,163,345,379,532,268 - Step 5: Solve for x
x = 20,163,345,379,532,268/215,675,206.60 - Step 6: Final answer
x = 93,489,398.70
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1.5x scale
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.