Finding the Fourth Proportional to 3,852,473,211.14, 5,777,292,394.53 and 1,330,759,697.13
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Solution
The fourth proportional to 3,852,473,211.14, 5,777,292,394.53 and 1,330,759,697.13 is: 1,995,649,925.60
Step by Step Solution
- Step 1: Write the proportion equation
3,852,473,211.14 : 5,777,292,394.53 = 1,330,759,697.13 : x - Step 2: Convert to fraction form
3,852,473,211.14/5,777,292,394.53 = 1,330,759,697.13/x - Step 3: Cross multiply
3,852,473,211.14x = 5,777,292,394.53 × 1,330,759,697.13 - Step 4: Simplify right side
3,852,473,211.14x = 7,688,187,877,176,195,072 - Step 5: Solve for x
x = 7,688,187,877,176,195,072/3,852,473,211.14 - Step 6: Final answer
x = 1,995,649,925.60
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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.