Finding the Fourth Proportional to 3,439,836,526.66, 4,746,900,003.99 and 1,991,473,456.44
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Solution
The fourth proportional to 3,439,836,526.66, 4,746,900,003.99 and 1,991,473,456.44 is: 2,748,190,294.82
Step by Step Solution
- Step 1: Write the proportion equation
3,439,836,526.66 : 4,746,900,003.99 = 1,991,473,456.44 : x - Step 2: Convert to fraction form
3,439,836,526.66/4,746,900,003.99 = 1,991,473,456.44/x - Step 3: Cross multiply
3,439,836,526.66x = 4,746,900,003.99 × 1,991,473,456.44 - Step 4: Simplify right side
3,439,836,526.66x = 9,453,325,358,333,005,824 - Step 5: Solve for x
x = 9,453,325,358,333,005,824/3,439,836,526.66 - Step 6: Final answer
x = 2,748,190,294.82
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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.