Finding the Fourth Proportional to 4,722,048,201.40, 7,083,072,302.10 and 1,450,660,118.20
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Solution
The fourth proportional to 4,722,048,201.40, 7,083,072,302.10 and 1,450,660,118.20 is: 2,175,990,177.30
Step by Step Solution
- Step 1: Write the proportion equation
4,722,048,201.40 : 7,083,072,302.10 = 1,450,660,118.20 : x - Step 2: Convert to fraction form
4,722,048,201.40/7,083,072,302.10 = 1,450,660,118.20/x - Step 3: Cross multiply
4,722,048,201.40x = 7,083,072,302.10 × 1,450,660,118.20 - Step 4: Simplify right side
4,722,048,201.40x = 10,275,130,502,983,532,544 - Step 5: Solve for x
x = 10,275,130,502,983,532,544/4,722,048,201.40 - Step 6: Final answer
x = 2,175,990,177.30
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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.