Finding the Fourth Proportional to 26,878,046,158,558, 37,091,308,955,562 and 15,012,728,691,420
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Solution
The fourth proportional to 26,878,046,158,558, 37,091,308,955,562 and 15,012,728,691,420 is: 20,717,345,110,377.01
Step by Step Solution
- Step 1: Write the proportion equation
26,878,046,158,558 : 37,091,308,955,562 = 15,012,728,691,420 : x - Step 2: Convert to fraction form
26,878,046,158,558/37,091,308,955,562 = 15,012,728,691,420/x - Step 3: Cross multiply
26,878,046,158,558x = 37,091,308,955,562 × 15,012,728,691,420 - Step 4: Simplify right side
26,878,046,158,558x = 556,841,758,159,489,231,117,877,248 - Step 5: Solve for x
x = 556,841,758,159,489,231,117,877,248/26,878,046,158,558 - Step 6: Final answer
x = 20,717,345,110,377.01
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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.