Finding the Fourth Proportional to 32,420,576,287.98, 44,740,852,132.77 and 18,679,775,393.97
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Solution
The fourth proportional to 32,420,576,287.98, 44,740,852,132.77 and 18,679,775,393.97 is: 25,778,353,270.20
Step by Step Solution
- Step 1: Write the proportion equation
32,420,576,287.98 : 44,740,852,132.77 = 18,679,775,393.97 : x - Step 2: Convert to fraction form
32,420,576,287.98/44,740,852,132.77 = 18,679,775,393.97/x - Step 3: Cross multiply
32,420,576,287.98x = 44,740,852,132.77 × 18,679,775,393.97 - Step 4: Simplify right side
32,420,576,287.98x = 835,749,068,774,967,214,080 - Step 5: Solve for x
x = 835,749,068,774,967,214,080/32,420,576,287.98 - Step 6: Final answer
x = 25,778,353,270.20
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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.