Finding the Fourth Proportional to 48,177,473,414.36, 66,486,707,593.81 and 28,890,073,530.81
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Solution
The fourth proportional to 48,177,473,414.36, 66,486,707,593.81 and 28,890,073,530.81 is: 39,869,377,430.54
Step by Step Solution
- Step 1: Write the proportion equation
48,177,473,414.36 : 66,486,707,593.81 = 28,890,073,530.81 : x - Step 2: Convert to fraction form
48,177,473,414.36/66,486,707,593.81 = 28,890,073,530.81/x - Step 3: Cross multiply
48,177,473,414.36x = 66,486,707,593.81 × 28,890,073,530.81 - Step 4: Simplify right side
48,177,473,414.36x = 1,920,805,871,206,576,685,056 - Step 5: Solve for x
x = 1,920,805,871,206,576,685,056/48,177,473,414.36 - Step 6: Final answer
x = 39,869,377,430.54
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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.