Finding the Fourth Proportional to 1,362,113,247.76, 1,879,716,270.84 and 735,581,620.36
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Solution
The fourth proportional to 1,362,113,247.76, 1,879,716,270.84 and 735,581,620.36 is: 1,015,102,630.11
Step by Step Solution
- Step 1: Write the proportion equation
1,362,113,247.76 : 1,879,716,270.84 = 735,581,620.36 : x - Step 2: Convert to fraction form
1,362,113,247.76/1,879,716,270.84 = 735,581,620.36/x - Step 3: Cross multiply
1,362,113,247.76x = 1,879,716,270.84 × 735,581,620.36 - Step 4: Simplify right side
1,362,113,247.76x = 1,382,684,740,308,467,456 - Step 5: Solve for x
x = 1,382,684,740,308,467,456/1,362,113,247.76 - Step 6: Final answer
x = 1,015,102,630.11
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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.