Finding the Fourth Proportional to 7,766,770,612.58, 11,650,372,985.45 and 2,526,378,841.68
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Solution
The fourth proportional to 7,766,770,612.58, 11,650,372,985.45 and 2,526,378,841.68 is: 3,789,638,870.04
Step by Step Solution
- Step 1: Write the proportion equation
7,766,770,612.58 : 11,650,372,985.45 = 2,526,378,841.68 : x - Step 2: Convert to fraction form
7,766,770,612.58/11,650,372,985.45 = 2,526,378,841.68/x - Step 3: Cross multiply
7,766,770,612.58x = 11,650,372,985.45 × 2,526,378,841.68 - Step 4: Simplify right side
7,766,770,612.58x = 29,433,255,808,126,185,472 - Step 5: Solve for x
x = 29,433,255,808,126,185,472/7,766,770,612.58 - Step 6: Final answer
x = 3,789,638,870.04
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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.