Finding the Fourth Proportional to 121,442,094.80, 182,163,675.80 and 38,444,255.08
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Solution
The fourth proportional to 121,442,094.80, 182,163,675.80 and 38,444,255.08 is: 57,666,551.54
Step by Step Solution
- Step 1: Write the proportion equation
121,442,094.80 : 182,163,675.80 = 38,444,255.08 : x - Step 2: Convert to fraction form
121,442,094.80/182,163,675.80 = 38,444,255.08/x - Step 3: Cross multiply
121,442,094.80x = 182,163,675.80 × 38,444,255.08 - Step 4: Simplify right side
121,442,094.80x = 7,003,146,818,765,623 - Step 5: Solve for x
x = 7,003,146,818,765,623/121,442,094.80 - Step 6: Final answer
x = 57,666,551.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.