Finding the Fourth Proportional to 3,364,818,899.20, 4,643,701,432.32 and 1,936,327,886.08
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Solution
The fourth proportional to 3,364,818,899.20, 4,643,701,432.32 and 1,936,327,886.08 is: 2,672,277,126.17
Step by Step Solution
- Step 1: Write the proportion equation
3,364,818,899.20 : 4,643,701,432.32 = 1,936,327,886.08 : x - Step 2: Convert to fraction form
3,364,818,899.20/4,643,701,432.32 = 1,936,327,886.08/x - Step 3: Cross multiply
3,364,818,899.20x = 4,643,701,432.32 × 1,936,327,886.08 - Step 4: Simplify right side
3,364,818,899.20x = 8,991,728,578,030,853,120 - Step 5: Solve for x
x = 8,991,728,578,030,853,120/3,364,818,899.20 - Step 6: Final answer
x = 2,672,277,126.17
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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.