Finding the Fourth Proportional to 6,993,557,240.84, 9,651,659,150.58 and 3,982,937,239.88
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Solution
The fourth proportional to 6,993,557,240.84, 9,651,659,150.58 and 3,982,937,239.88 is: 5,496,766,714.51
Step by Step Solution
- Step 1: Write the proportion equation
6,993,557,240.84 : 9,651,659,150.58 = 3,982,937,239.88 : x - Step 2: Convert to fraction form
6,993,557,240.84/9,651,659,150.58 = 3,982,937,239.88/x - Step 3: Cross multiply
6,993,557,240.84x = 9,651,659,150.58 × 3,982,937,239.88 - Step 4: Simplify right side
6,993,557,240.84x = 38,441,952,657,473,650,688 - Step 5: Solve for x
x = 38,441,952,657,473,650,688/6,993,557,240.84 - Step 6: Final answer
x = 5,496,766,714.51
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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.