Finding the Fourth Proportional to 874,145,311,250.40, 1,206,239,575,028.80 and 483,503,467,348.99
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Solution
The fourth proportional to 874,145,311,250.40, 1,206,239,575,028.80 and 483,503,467,348.99 is: 667,190,007,741.10
Step by Step Solution
- Step 1: Write the proportion equation
874,145,311,250.40 : 1,206,239,575,028.80 = 483,503,467,348.99 : x - Step 2: Convert to fraction form
874,145,311,250.40/1,206,239,575,028.80 = 483,503,467,348.99/x - Step 3: Cross multiply
874,145,311,250.40x = 1,206,239,575,028.80 × 483,503,467,348.99 - Step 4: Simplify right side
874,145,311,250.40x = 583,221,016,979,996,980,281,344 - Step 5: Solve for x
x = 583,221,016,979,996,980,281,344/874,145,311,250.40 - Step 6: Final answer
x = 667,190,007,741.10
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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.