Finding the Fourth Proportional to 18,638,180,486.46, 27,961,197,165.36 and 6,046,055,702.79
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Solution
The fourth proportional to 18,638,180,486.46, 27,961,197,165.36 and 6,046,055,702.79 is: 9,070,357,254.09
Step by Step Solution
- Step 1: Write the proportion equation
18,638,180,486.46 : 27,961,197,165.36 = 6,046,055,702.79 : x - Step 2: Convert to fraction form
18,638,180,486.46/27,961,197,165.36 = 6,046,055,702.79/x - Step 3: Cross multiply
18,638,180,486.46x = 27,961,197,165.36 × 6,046,055,702.79 - Step 4: Simplify right side
18,638,180,486.46x = 169,054,955,578,320,617,472 - Step 5: Solve for x
x = 169,054,955,578,320,617,472/18,638,180,486.46 - Step 6: Final answer
x = 9,070,357,254.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.