Finding the Fourth Proportional to 3,543,156,587.20, 4,889,461,323.36 and 1,957,214,413.12
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Solution
The fourth proportional to 3,543,156,587.20, 4,889,461,323.36 and 1,957,214,413.12 is: 2,700,903,541.50
Step by Step Solution
- Step 1: Write the proportion equation
3,543,156,587.20 : 4,889,461,323.36 = 1,957,214,413.12 : x - Step 2: Convert to fraction form
3,543,156,587.20/4,889,461,323.36 = 1,957,214,413.12/x - Step 3: Cross multiply
3,543,156,587.20x = 4,889,461,323.36 × 1,957,214,413.12 - Step 4: Simplify right side
3,543,156,587.20x = 9,569,724,174,472,980,480 - Step 5: Solve for x
x = 9,569,724,174,472,980,480/3,543,156,587.20 - Step 6: Final answer
x = 2,700,903,541.50
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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.