Finding the Fourth Proportional to 704,159,450.80, 1,056,239,176.20 and 674,304,276.40
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Solution
The fourth proportional to 704,159,450.80, 1,056,239,176.20 and 674,304,276.40 is: 1,011,456,414.60
Step by Step Solution
- Step 1: Write the proportion equation
704,159,450.80 : 1,056,239,176.20 = 674,304,276.40 : x - Step 2: Convert to fraction form
704,159,450.80/1,056,239,176.20 = 674,304,276.40/x - Step 3: Cross multiply
704,159,450.80x = 1,056,239,176.20 × 674,304,276.40 - Step 4: Simplify right side
704,159,450.80x = 712,226,593,412,873,088 - Step 5: Solve for x
x = 712,226,593,412,873,088/704,159,450.80 - Step 6: Final answer
x = 1,011,456,414.60
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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.