Finding the Fourth Proportional to 635,862,148.84, 954,163,360.86 and 267,370,434.28
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Solution
The fourth proportional to 635,862,148.84, 954,163,360.86 and 267,370,434.28 is: 401,211,288.69
Step by Step Solution
- Step 1: Write the proportion equation
635,862,148.84 : 954,163,360.86 = 267,370,434.28 : x - Step 2: Convert to fraction form
635,862,148.84/954,163,360.86 = 267,370,434.28/x - Step 3: Cross multiply
635,862,148.84x = 954,163,360.86 × 267,370,434.28 - Step 4: Simplify right side
635,862,148.84x = 255,115,072,167,202,560 - Step 5: Solve for x
x = 255,115,072,167,202,560/635,862,148.84 - Step 6: Final answer
x = 401,211,288.69
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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.