Finding the Fourth Proportional to 1,074,586,700.20, 1,609,192,664.70 and 859,595,852.20
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Solution
The fourth proportional to 1,074,586,700.20, 1,609,192,664.70 and 859,595,852.20 is: 1,287,244,053.65
Step by Step Solution
- Step 1: Write the proportion equation
1,074,586,700.20 : 1,609,192,664.70 = 859,595,852.20 : x - Step 2: Convert to fraction form
1,074,586,700.20/1,609,192,664.70 = 859,595,852.20/x - Step 3: Cross multiply
1,074,586,700.20x = 1,609,192,664.70 × 859,595,852.20 - Step 4: Simplify right side
1,074,586,700.20x = 1,383,255,339,966,785,536 - Step 5: Solve for x
x = 1,383,255,339,966,785,536/1,074,586,700.20 - Step 6: Final answer
x = 1,287,244,053.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.