Finding the Fourth Proportional to 2,837,558,422.35, 3,915,949,586.58 and 1,631,900,609.88
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Solution
The fourth proportional to 2,837,558,422.35, 3,915,949,586.58 and 1,631,900,609.88 is: 2,252,091,258.55
Step by Step Solution
- Step 1: Write the proportion equation
2,837,558,422.35 : 3,915,949,586.58 = 1,631,900,609.88 : x - Step 2: Convert to fraction form
2,837,558,422.35/3,915,949,586.58 = 1,631,900,609.88/x - Step 3: Cross multiply
2,837,558,422.35x = 3,915,949,586.58 × 1,631,900,609.88 - Step 4: Simplify right side
2,837,558,422.35x = 6,390,440,518,599,236,608 - Step 5: Solve for x
x = 6,390,440,518,599,236,608/2,837,558,422.35 - Step 6: Final answer
x = 2,252,091,258.55
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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.