Finding the Fourth Proportional to 7,274,655,340.48, 10,039,005,487.74 and 4,059,531,619.84
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Solution
The fourth proportional to 7,274,655,340.48, 10,039,005,487.74 and 4,059,531,619.84 is: 5,602,143,098.44
Step by Step Solution
- Step 1: Write the proportion equation
7,274,655,340.48 : 10,039,005,487.74 = 4,059,531,619.84 : x - Step 2: Convert to fraction form
7,274,655,340.48/10,039,005,487.74 = 4,059,531,619.84/x - Step 3: Cross multiply
7,274,655,340.48x = 10,039,005,487.74 × 4,059,531,619.84 - Step 4: Simplify right side
7,274,655,340.48x = 40,753,660,209,227,808,768 - Step 5: Solve for x
x = 40,753,660,209,227,808,768/7,274,655,340.48 - Step 6: Final answer
x = 5,602,143,098.44
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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.