Finding the Fourth Proportional to 136,063,595.49, 187,762,352.47 and 80,326,969.98
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Solution
The fourth proportional to 136,063,595.49, 187,762,352.47 and 80,326,969.98 is: 110,848,025.11
Step by Step Solution
- Step 1: Write the proportion equation
136,063,595.49 : 187,762,352.47 = 80,326,969.98 : x - Step 2: Convert to fraction form
136,063,595.49/187,762,352.47 = 80,326,969.98/x - Step 3: Cross multiply
136,063,595.49x = 187,762,352.47 × 80,326,969.98 - Step 4: Simplify right side
136,063,595.49x = 15,082,380,850,031,052 - Step 5: Solve for x
x = 15,082,380,850,031,052/136,063,595.49 - Step 6: Final answer
x = 110,848,025.11
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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.