Finding the Fourth Proportional to 455,350,454.35, 628,383,837.24 and 246,506,597.00
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Solution
The fourth proportional to 455,350,454.35, 628,383,837.24 and 246,506,597.00 is: 340,179,217.67
Step by Step Solution
- Step 1: Write the proportion equation
455,350,454.35 : 628,383,837.24 = 246,506,597.00 : x - Step 2: Convert to fraction form
455,350,454.35/628,383,837.24 = 246,506,597.00/x - Step 3: Cross multiply
455,350,454.35x = 628,383,837.24 × 246,506,597.00 - Step 4: Simplify right side
455,350,454.35x = 154,900,761,324,931,648 - Step 5: Solve for x
x = 154,900,761,324,931,648/455,350,454.35 - Step 6: Final answer
x = 340,179,217.67
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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.