Finding the Fourth Proportional to 7,492,202,146.19, 11,234,625,746.74 and 3,706,220,189.65
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Solution
The fourth proportional to 7,492,202,146.19, 11,234,625,746.74 and 3,706,220,189.65 is: 5,557,511,123.34
Step by Step Solution
- Step 1: Write the proportion equation
7,492,202,146.19 : 11,234,625,746.74 = 3,706,220,189.65 : x - Step 2: Convert to fraction form
7,492,202,146.19/11,234,625,746.74 = 3,706,220,189.65/x - Step 3: Cross multiply
7,492,202,146.19x = 11,234,625,746.74 × 3,706,220,189.65 - Step 4: Simplify right side
7,492,202,146.19x = 41,637,996,765,729,497,088 - Step 5: Solve for x
x = 41,637,996,765,729,497,088/7,492,202,146.19 - Step 6: Final answer
x = 5,557,511,123.34
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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.