Finding the Fourth Proportional to 1,736,559,433.20, 2,396,467,153.60 and 943,605,409.62
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Solution
The fourth proportional to 1,736,559,433.20, 2,396,467,153.60 and 943,605,409.62 is: 1,302,183,689.70
Step by Step Solution
- Step 1: Write the proportion equation
1,736,559,433.20 : 2,396,467,153.60 = 943,605,409.62 : x - Step 2: Convert to fraction form
1,736,559,433.20/2,396,467,153.60 = 943,605,409.62/x - Step 3: Cross multiply
1,736,559,433.20x = 2,396,467,153.60 × 943,605,409.62 - Step 4: Simplify right side
1,736,559,433.20x = 2,261,319,370,111,244,288 - Step 5: Solve for x
x = 2,261,319,370,111,244,288/1,736,559,433.20 - Step 6: Final answer
x = 1,302,183,689.70
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1.5x scale
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.