Finding the Fourth Proportional to 156,311,816.18, 234,171,773.94 and 104,339,707.62
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Solution
The fourth proportional to 156,311,816.18, 234,171,773.94 and 104,339,707.62 is: 156,312,011.61
Step by Step Solution
- Step 1: Write the proportion equation
156,311,816.18 : 234,171,773.94 = 104,339,707.62 : x - Step 2: Convert to fraction form
156,311,816.18/234,171,773.94 = 104,339,707.62/x - Step 3: Cross multiply
156,311,816.18x = 234,171,773.94 × 104,339,707.62 - Step 4: Simplify right side
156,311,816.18x = 24,433,414,425,756,336 - Step 5: Solve for x
x = 24,433,414,425,756,336/156,311,816.18 - Step 6: Final answer
x = 156,312,011.61
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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.