Finding the Fourth Proportional to 7,274,655,347.73, 10,039,005,497.75 and 4,059,531,627.09
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Solution
The fourth proportional to 7,274,655,347.73, 10,039,005,497.75 and 4,059,531,627.09 is: 5,602,143,108.45
Step by Step Solution
- Step 1: Write the proportion equation
7,274,655,347.73 : 10,039,005,497.75 = 4,059,531,627.09 : x - Step 2: Convert to fraction form
7,274,655,347.73/10,039,005,497.75 = 4,059,531,627.09/x - Step 3: Cross multiply
7,274,655,347.73x = 10,039,005,497.75 × 4,059,531,627.09 - Step 4: Simplify right side
7,274,655,347.73x = 40,753,660,322,626,224,128 - Step 5: Solve for x
x = 40,753,660,322,626,224,128/7,274,655,347.73 - Step 6: Final answer
x = 5,602,143,108.45
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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.