Finding the Fourth Proportional to 6,539,467,513.80, 9,809,201,270.70 and 5,377,206,046.80
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Solution
The fourth proportional to 6,539,467,513.80, 9,809,201,270.70 and 5,377,206,046.80 is: 8,065,809,070.20
Step by Step Solution
- Step 1: Write the proportion equation
6,539,467,513.80 : 9,809,201,270.70 = 5,377,206,046.80 : x - Step 2: Convert to fraction form
6,539,467,513.80/9,809,201,270.70 = 5,377,206,046.80/x - Step 3: Cross multiply
6,539,467,513.80x = 9,809,201,270.70 × 5,377,206,046.80 - Step 4: Simplify right side
6,539,467,513.80x = 52,746,096,387,086,286,848 - Step 5: Solve for x
x = 52,746,096,387,086,286,848/6,539,467,513.80 - Step 6: Final answer
x = 8,065,809,070.20
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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.