Finding the Fourth Proportional to 4,971,377,682, 6,860,403,955.44 and 2,713,333,394.70
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Solution
The fourth proportional to 4,971,377,682, 6,860,403,955.44 and 2,713,333,394.70 is: 3,744,347,008.84
Step by Step Solution
- Step 1: Write the proportion equation
4,971,377,682 : 6,860,403,955.44 = 2,713,333,394.70 : x - Step 2: Convert to fraction form
4,971,377,682/6,860,403,955.44 = 2,713,333,394.70/x - Step 3: Cross multiply
4,971,377,682x = 6,860,403,955.44 × 2,713,333,394.70 - Step 4: Simplify right side
4,971,377,682x = 18,614,563,153,427,320,832 - Step 5: Solve for x
x = 18,614,563,153,427,320,832/4,971,377,682 - Step 6: Final answer
x = 3,744,347,008.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.