Finding the Fourth Proportional to 1,362,496,460.22, 1,880,244,824.67 and 735,964,894.62
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Solution
The fourth proportional to 1,362,496,460.22, 1,880,244,824.67 and 735,964,894.62 is: 1,015,631,397.70
Step by Step Solution
- Step 1: Write the proportion equation
1,362,496,460.22 : 1,880,244,824.67 = 735,964,894.62 : x - Step 2: Convert to fraction form
1,362,496,460.22/1,880,244,824.67 = 735,964,894.62/x - Step 3: Cross multiply
1,362,496,460.22x = 1,880,244,824.67 × 735,964,894.62 - Step 4: Simplify right side
1,362,496,460.22x = 1,383,794,184,248,057,088 - Step 5: Solve for x
x = 1,383,794,184,248,057,088/1,362,496,460.22 - Step 6: Final answer
x = 1,015,631,397.70
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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.