Finding the Fourth Proportional to 5,871,578,646.18, 8,104,485,955.35 and 3,837,335,517.39
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Solution
The fourth proportional to 5,871,578,646.18, 8,104,485,955.35 and 3,837,335,517.39 is: 5,296,638,890.61
Step by Step Solution
- Step 1: Write the proportion equation
5,871,578,646.18 : 8,104,485,955.35 = 3,837,335,517.39 : x - Step 2: Convert to fraction form
5,871,578,646.18/8,104,485,955.35 = 3,837,335,517.39/x - Step 3: Cross multiply
5,871,578,646.18x = 8,104,485,955.35 × 3,837,335,517.39 - Step 4: Simplify right side
5,871,578,646.18x = 31,099,631,806,652,981,248 - Step 5: Solve for x
x = 31,099,631,806,652,981,248/5,871,578,646.18 - Step 6: Final answer
x = 5,296,638,890.61
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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.