Finding the Fourth Proportional to 6,926,074,385.76, 9,557,726,493.84 and 3,754,190,200.32
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Solution
The fourth proportional to 6,926,074,385.76, 9,557,726,493.84 and 3,754,190,200.32 is: 5,180,643,628.99
Step by Step Solution
- Step 1: Write the proportion equation
6,926,074,385.76 : 9,557,726,493.84 = 3,754,190,200.32 : x - Step 2: Convert to fraction form
6,926,074,385.76/9,557,726,493.84 = 3,754,190,200.32/x - Step 3: Cross multiply
6,926,074,385.76x = 9,557,726,493.84 × 3,754,190,200.32 - Step 4: Simplify right side
6,926,074,385.76x = 35,881,523,140,512,964,608 - Step 5: Solve for x
x = 35,881,523,140,512,964,608/6,926,074,385.76 - Step 6: Final answer
x = 5,180,643,628.99
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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.