Finding the Fourth Proportional to 2,229,560,306.56, 3,076,618,932.48 and 1,239,425,430.40
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Solution
The fourth proportional to 2,229,560,306.56, 3,076,618,932.48 and 1,239,425,430.40 is: 1,710,310,204.82
Step by Step Solution
- Step 1: Write the proportion equation
2,229,560,306.56 : 3,076,618,932.48 = 1,239,425,430.40 : x - Step 2: Convert to fraction form
2,229,560,306.56/3,076,618,932.48 = 1,239,425,430.40/x - Step 3: Cross multiply
2,229,560,306.56x = 3,076,618,932.48 × 1,239,425,430.40 - Step 4: Simplify right side
2,229,560,306.56x = 3,813,239,744,565,812,736 - Step 5: Solve for x
x = 3,813,239,744,565,812,736/2,229,560,306.56 - Step 6: Final answer
x = 1,710,310,204.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.