Finding the Fourth Proportional to 1,267,343,197,787, 1,901,796,720,423.80 and 587,294,797,077.60
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Solution
The fourth proportional to 1,267,343,197,787, 1,901,796,720,423.80 and 587,294,797,077.60 is: 881,304,543,989.72
Step by Step Solution
- Step 1: Write the proportion equation
1,267,343,197,787 : 1,901,796,720,423.80 = 587,294,797,077.60 : x - Step 2: Convert to fraction form
1,267,343,197,787/1,901,796,720,423.80 = 587,294,797,077.60/x - Step 3: Cross multiply
1,267,343,197,787x = 1,901,796,720,423.80 × 587,294,797,077.60 - Step 4: Simplify right side
1,267,343,197,787x = 1,116,915,319,004,140,763,348,992 - Step 5: Solve for x
x = 1,116,915,319,004,140,763,348,992/1,267,343,197,787 - Step 6: Final answer
x = 881,304,543,989.72
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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.