Finding the Fourth Proportional to 178,727,430.74, 268,093,820.34 and 68,069,212.02
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Solution
The fourth proportional to 178,727,430.74, 268,093,820.34 and 68,069,212.02 is: 102,104,836.53
Step by Step Solution
- Step 1: Write the proportion equation
178,727,430.74 : 268,093,820.34 = 68,069,212.02 : x - Step 2: Convert to fraction form
178,727,430.74/268,093,820.34 = 68,069,212.02/x - Step 3: Cross multiply
178,727,430.74x = 268,093,820.34 × 68,069,212.02 - Step 4: Simplify right side
178,727,430.74x = 18,248,935,097,975,248 - Step 5: Solve for x
x = 18,248,935,097,975,248/178,727,430.74 - Step 6: Final answer
x = 102,104,836.53
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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.