Finding the Fourth Proportional to 5,375,650,621.68, 7,418,019,046.70 and 2,996,683,328.70
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Solution
The fourth proportional to 5,375,650,621.68, 7,418,019,046.70 and 2,996,683,328.70 is: 4,135,211,823.40
Step by Step Solution
- Step 1: Write the proportion equation
5,375,650,621.68 : 7,418,019,046.70 = 2,996,683,328.70 : x - Step 2: Convert to fraction form
5,375,650,621.68/7,418,019,046.70 = 2,996,683,328.70/x - Step 3: Cross multiply
5,375,650,621.68x = 7,418,019,046.70 × 2,996,683,328.70 - Step 4: Simplify right side
5,375,650,621.68x = 22,229,454,009,224,953,856 - Step 5: Solve for x
x = 22,229,454,009,224,953,856/5,375,650,621.68 - Step 6: Final answer
x = 4,135,211,823.40
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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.