Finding the Fourth Proportional to 1,828,419,967,630.70, 2,740,818,348,493.20 and 858,592,321,415.70
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Solution
The fourth proportional to 1,828,419,967,630.70, 2,740,818,348,493.20 and 858,592,321,415.70 is: 1,287,037,786,762.36
Step by Step Solution
- Step 1: Write the proportion equation
1,828,419,967,630.70 : 2,740,818,348,493.20 = 858,592,321,415.70 : x - Step 2: Convert to fraction form
1,828,419,967,630.70/2,740,818,348,493.20 = 858,592,321,415.70/x - Step 3: Cross multiply
1,828,419,967,630.70x = 2,740,818,348,493.20 × 858,592,321,415.70 - Step 4: Simplify right side
1,828,419,967,630.70x = 2,353,245,588,411,521,632,829,440 - Step 5: Solve for x
x = 2,353,245,588,411,521,632,829,440/1,828,419,967,630.70 - Step 6: Final answer
x = 1,287,037,786,762.36
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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.