Finding the Fourth Proportional to 239,254,879.06, 330,163,570.02 and 131,968,452.88
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Solution
The fourth proportional to 239,254,879.06, 330,163,570.02 and 131,968,452.88 is: 182,111,962.37
Step by Step Solution
- Step 1: Write the proportion equation
239,254,879.06 : 330,163,570.02 = 131,968,452.88 : x - Step 2: Convert to fraction form
239,254,879.06/330,163,570.02 = 131,968,452.88/x - Step 3: Cross multiply
239,254,879.06x = 330,163,570.02 × 131,968,452.88 - Step 4: Simplify right side
239,254,879.06x = 43,571,175,532,876,944 - Step 5: Solve for x
x = 43,571,175,532,876,944/239,254,879.06 - Step 6: Final answer
x = 182,111,962.37
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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.