Finding the Fourth Proportional to 7,463,918,866.36, 11,195,920,150.50 and 2,489,627,069.80
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Solution
The fourth proportional to 7,463,918,866.36, 11,195,920,150.50 and 2,489,627,069.80 is: 3,734,454,564.29
Step by Step Solution
- Step 1: Write the proportion equation
7,463,918,866.36 : 11,195,920,150.50 = 2,489,627,069.80 : x - Step 2: Convert to fraction form
7,463,918,866.36/11,195,920,150.50 = 2,489,627,069.80/x - Step 3: Cross multiply
7,463,918,866.36x = 11,195,920,150.50 × 2,489,627,069.80 - Step 4: Simplify right side
7,463,918,866.36x = 27,873,665,878,004,092,928 - Step 5: Solve for x
x = 27,873,665,878,004,092,928/7,463,918,866.36 - Step 6: Final answer
x = 3,734,454,564.29
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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.