Finding the Fourth Proportional to 246,873,430.80, 345,169,306.80 and 246,873,430.80
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Solution
The fourth proportional to 246,873,430.80, 345,169,306.80 and 246,873,430.80 is: 345,169,306.80
Step by Step Solution
- Step 1: Write the proportion equation
246,873,430.80 : 345,169,306.80 = 246,873,430.80 : x - Step 2: Convert to fraction form
246,873,430.80/345,169,306.80 = 246,873,430.80/x - Step 3: Cross multiply
246,873,430.80x = 345,169,306.80 × 246,873,430.80 - Step 4: Simplify right side
246,873,430.80x = 85,213,130,976,573,776 - Step 5: Solve for x
x = 85,213,130,976,573,776/246,873,430.80 - Step 6: Final answer
x = 345,169,306.80
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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.