Finding the Fourth Proportional to 178,757,777.97, 268,141,698.45 and 49,365,388.65
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Solution
The fourth proportional to 178,757,777.97, 268,141,698.45 and 49,365,388.65 is: 74,049,472.46
Step by Step Solution
- Step 1: Write the proportion equation
178,757,777.97 : 268,141,698.45 = 49,365,388.65 : x - Step 2: Convert to fraction form
178,757,777.97/268,141,698.45 = 49,365,388.65/x - Step 3: Cross multiply
178,757,777.97x = 268,141,698.45 × 49,365,388.65 - Step 4: Simplify right side
178,757,777.97x = 13,236,919,157,255,352 - Step 5: Solve for x
x = 13,236,919,157,255,352/178,757,777.97 - Step 6: Final answer
x = 74,049,472.46
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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.