Finding the Fourth Proportional to 4,613,885,906.58, 6,368,186,854.53 and 2,805,013,413.95
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Solution
The fourth proportional to 4,613,885,906.58, 6,368,186,854.53 and 2,805,013,413.95 is: 3,871,541,236.85
Step by Step Solution
- Step 1: Write the proportion equation
4,613,885,906.58 : 6,368,186,854.53 = 2,805,013,413.95 : x - Step 2: Convert to fraction form
4,613,885,906.58/6,368,186,854.53 = 2,805,013,413.95/x - Step 3: Cross multiply
4,613,885,906.58x = 6,368,186,854.53 × 2,805,013,413.95 - Step 4: Simplify right side
4,613,885,906.58x = 17,862,849,549,464,866,816 - Step 5: Solve for x
x = 17,862,849,549,464,866,816/4,613,885,906.58 - Step 6: Final answer
x = 3,871,541,236.85
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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.