Finding the Fourth Proportional to 2,106,183,278.80, 3,159,274,918.20 and 1,017,792,110.80
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Solution
The fourth proportional to 2,106,183,278.80, 3,159,274,918.20 and 1,017,792,110.80 is: 1,526,688,166.20
Step by Step Solution
- Step 1: Write the proportion equation
2,106,183,278.80 : 3,159,274,918.20 = 1,017,792,110.80 : x - Step 2: Convert to fraction form
2,106,183,278.80/3,159,274,918.20 = 1,017,792,110.80/x - Step 3: Cross multiply
2,106,183,278.80x = 3,159,274,918.20 × 1,017,792,110.80 - Step 4: Simplify right side
2,106,183,278.80x = 3,215,485,087,592,274,944 - Step 5: Solve for x
x = 3,215,485,087,592,274,944/2,106,183,278.80 - Step 6: Final answer
x = 1,526,688,166.20
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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.