Finding the Fourth Proportional to 358,980,942.61, 538,527,088.11 and 151,720,225.86
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Solution
The fourth proportional to 358,980,942.61, 538,527,088.11 and 151,720,225.86 is: 227,603,869.01
Step by Step Solution
- Step 1: Write the proportion equation
358,980,942.61 : 538,527,088.11 = 151,720,225.86 : x - Step 2: Convert to fraction form
358,980,942.61/538,527,088.11 = 151,720,225.86/x - Step 3: Cross multiply
358,980,942.61x = 538,527,088.11 × 151,720,225.86 - Step 4: Simplify right side
358,980,942.61x = 81,705,451,438,269,600 - Step 5: Solve for x
x = 81,705,451,438,269,600/358,980,942.61 - Step 6: Final answer
x = 227,603,869.01
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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.