Finding the Fourth Proportional to 120,740,529.44, 166,636,987.62 and 68,546,462.24
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Solution
The fourth proportional to 120,740,529.44, 166,636,987.62 and 68,546,462.24 is: 94,602,666.00
Step by Step Solution
- Step 1: Write the proportion equation
120,740,529.44 : 166,636,987.62 = 68,546,462.24 : x - Step 2: Convert to fraction form
120,740,529.44/166,636,987.62 = 68,546,462.24/x - Step 3: Cross multiply
120,740,529.44x = 166,636,987.62 × 68,546,462.24 - Step 4: Simplify right side
120,740,529.44x = 11,422,375,979,681,676 - Step 5: Solve for x
x = 11,422,375,979,681,676/120,740,529.44 - Step 6: Final answer
x = 94,602,666.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.