Finding the Fourth Proportional to 8,423,078,245.98, 12,635,394,075.75 and 2,750,696,494.24
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Solution
The fourth proportional to 8,423,078,245.98, 12,635,394,075.75 and 2,750,696,494.24 is: 4,126,298,387.90
Step by Step Solution
- Step 1: Write the proportion equation
8,423,078,245.98 : 12,635,394,075.75 = 2,750,696,494.24 : x - Step 2: Convert to fraction form
8,423,078,245.98/12,635,394,075.75 = 2,750,696,494.24/x - Step 3: Cross multiply
8,423,078,245.98x = 12,635,394,075.75 × 2,750,696,494.24 - Step 4: Simplify right side
8,423,078,245.98x = 34,756,134,187,506,388,992 - Step 5: Solve for x
x = 34,756,134,187,506,388,992/8,423,078,245.98 - Step 6: Final answer
x = 4,126,298,387.90
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1.5x scale
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.