Finding the Fourth Proportional to 3,134,527,445.79, 4,702,471,413.57 and 953,436,894.75
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Solution
The fourth proportional to 3,134,527,445.79, 4,702,471,413.57 and 953,436,894.75 is: 1,430,362,253.88
Step by Step Solution
- Step 1: Write the proportion equation
3,134,527,445.79 : 4,702,471,413.57 = 953,436,894.75 : x - Step 2: Convert to fraction form
3,134,527,445.79/4,702,471,413.57 = 953,436,894.75/x - Step 3: Cross multiply
3,134,527,445.79x = 4,702,471,413.57 × 953,436,894.75 - Step 4: Simplify right side
3,134,527,445.79x = 4,483,509,742,204,823,552 - Step 5: Solve for x
x = 4,483,509,742,204,823,552/3,134,527,445.79 - Step 6: Final answer
x = 1,430,362,253.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.