Finding the Fourth Proportional to 3,428,002,000.69, 4,725,860,747.99 and 2,299,173,487.00
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Solution
The fourth proportional to 3,428,002,000.69, 4,725,860,747.99 and 2,299,173,487.00 is: 3,169,652,098.46
Step by Step Solution
- Step 1: Write the proportion equation
3,428,002,000.69 : 4,725,860,747.99 = 2,299,173,487.00 : x - Step 2: Convert to fraction form
3,428,002,000.69/4,725,860,747.99 = 2,299,173,487.00/x - Step 3: Cross multiply
3,428,002,000.69x = 4,725,860,747.99 × 2,299,173,487.00 - Step 4: Simplify right side
3,428,002,000.69x = 10,865,573,735,009,284,096 - Step 5: Solve for x
x = 10,865,573,735,009,284,096/3,428,002,000.69 - Step 6: Final answer
x = 3,169,652,098.46
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1.5x scale
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.