Finding the Fourth Proportional to 269,697,623,528.88, 372,135,411,958.50 and 153,901,513,571.40
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Solution
The fourth proportional to 269,697,623,528.88, 372,135,411,958.50 and 153,901,513,571.40 is: 212,357,092,378.30
Step by Step Solution
- Step 1: Write the proportion equation
269,697,623,528.88 : 372,135,411,958.50 = 153,901,513,571.40 : x - Step 2: Convert to fraction form
269,697,623,528.88/372,135,411,958.50 = 153,901,513,571.40/x - Step 3: Cross multiply
269,697,623,528.88x = 372,135,411,958.50 × 153,901,513,571.40 - Step 4: Simplify right side
269,697,623,528.88x = 57,272,203,153,929,618,325,504 - Step 5: Solve for x
x = 57,272,203,153,929,618,325,504/269,697,623,528.88 - Step 6: Final answer
x = 212,357,092,378.30
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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.