Finding the Fourth Proportional to 5,815,315,270.86, 8,725,510,142.99 and 2,036,419,851.71
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Solution
The fourth proportional to 5,815,315,270.86, 8,725,510,142.99 and 2,036,419,851.71 is: 3,055,518,272.67
Step by Step Solution
- Step 1: Write the proportion equation
5,815,315,270.86 : 8,725,510,142.99 = 2,036,419,851.71 : x - Step 2: Convert to fraction form
5,815,315,270.86/8,725,510,142.99 = 2,036,419,851.71/x - Step 3: Cross multiply
5,815,315,270.86x = 8,725,510,142.99 × 2,036,419,851.71 - Step 4: Simplify right side
5,815,315,270.86x = 17,768,802,071,471,616,000 - Step 5: Solve for x
x = 17,768,802,071,471,616,000/5,815,315,270.86 - Step 6: Final answer
x = 3,055,518,272.67
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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.