Finding the Fourth Proportional to 2,624,257,077.80, 3,936,385,616.70 and 1,071,032,181.80
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Solution
The fourth proportional to 2,624,257,077.80, 3,936,385,616.70 and 1,071,032,181.80 is: 1,606,548,272.70
Step by Step Solution
- Step 1: Write the proportion equation
2,624,257,077.80 : 3,936,385,616.70 = 1,071,032,181.80 : x - Step 2: Convert to fraction form
2,624,257,077.80/3,936,385,616.70 = 1,071,032,181.80/x - Step 3: Cross multiply
2,624,257,077.80x = 3,936,385,616.70 × 1,071,032,181.80 - Step 4: Simplify right side
2,624,257,077.80x = 4,215,995,675,460,339,200 - Step 5: Solve for x
x = 4,215,995,675,460,339,200/2,624,257,077.80 - Step 6: Final answer
x = 1,606,548,272.70
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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.