Finding the Fourth Proportional to 168,316,529.40, 251,996,497.20 and 149,184,653.40
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Solution
The fourth proportional to 168,316,529.40, 251,996,497.20 and 149,184,653.40 is: 223,353,049.32
Step by Step Solution
- Step 1: Write the proportion equation
168,316,529.40 : 251,996,497.20 = 149,184,653.40 : x - Step 2: Convert to fraction form
168,316,529.40/251,996,497.20 = 149,184,653.40/x - Step 3: Cross multiply
168,316,529.40x = 251,996,497.20 × 149,184,653.40 - Step 4: Simplify right side
168,316,529.40x = 37,594,010,092,796,072 - Step 5: Solve for x
x = 37,594,010,092,796,072/168,316,529.40 - Step 6: Final answer
x = 223,353,049.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.