Finding the Fourth Proportional to 6,852,299,546.12, 9,459,271,827.45 and 4,315,709,398.97
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Solution
The fourth proportional to 6,852,299,546.12, 9,459,271,827.45 and 4,315,709,398.97 is: 5,957,630,436.09
Step by Step Solution
- Step 1: Write the proportion equation
6,852,299,546.12 : 9,459,271,827.45 = 4,315,709,398.97 : x - Step 2: Convert to fraction form
6,852,299,546.12/9,459,271,827.45 = 4,315,709,398.97/x - Step 3: Cross multiply
6,852,299,546.12x = 9,459,271,827.45 × 4,315,709,398.97 - Step 4: Simplify right side
6,852,299,546.12x = 40,823,468,333,161,742,336 - Step 5: Solve for x
x = 40,823,468,333,161,742,336/6,852,299,546.12 - Step 6: Final answer
x = 5,957,630,436.09
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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.