Finding the Fourth Proportional to 2,071,318,042.48, 2,859,100,092.12 and 1,648,706,908.08
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Solution
The fourth proportional to 2,071,318,042.48, 2,859,100,092.12 and 1,648,706,908.08 is: 2,275,757,742.70
Step by Step Solution
- Step 1: Write the proportion equation
2,071,318,042.48 : 2,859,100,092.12 = 1,648,706,908.08 : x - Step 2: Convert to fraction form
2,071,318,042.48/2,859,100,092.12 = 1,648,706,908.08/x - Step 3: Cross multiply
2,071,318,042.48x = 2,859,100,092.12 × 1,648,706,908.08 - Step 4: Simplify right side
2,071,318,042.48x = 4,713,818,072,770,408,448 - Step 5: Solve for x
x = 4,713,818,072,770,408,448/2,071,318,042.48 - Step 6: Final answer
x = 2,275,757,742.70
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1.5x scale
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.