Finding the Fourth Proportional to 207,231,714.80, 290,549,074 and 207,231,714.80
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Solution
The fourth proportional to 207,231,714.80, 290,549,074 and 207,231,714.80 is: 290,549,074
Step by Step Solution
- Step 1: Write the proportion equation
207,231,714.80 : 290,549,074 = 207,231,714.80 : x - Step 2: Convert to fraction form
207,231,714.80/290,549,074 = 207,231,714.80/x - Step 3: Cross multiply
207,231,714.80x = 290,549,074 × 207,231,714.80 - Step 4: Simplify right side
207,231,714.80x = 60,210,982,838,572,096 - Step 5: Solve for x
x = 60,210,982,838,572,096/207,231,714.80 - Step 6: Final answer
x = 290,549,074
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.