Finding the Fourth Proportional to 122,153,246.62, 183,228,270.68 and 30,037,779.84
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Solution
The fourth proportional to 122,153,246.62, 183,228,270.68 and 30,037,779.84 is: 45,056,276.50
Step by Step Solution
- Step 1: Write the proportion equation
122,153,246.62 : 183,228,270.68 = 30,037,779.84 : x - Step 2: Convert to fraction form
122,153,246.62/183,228,270.68 = 30,037,779.84/x - Step 3: Cross multiply
122,153,246.62x = 183,228,270.68 × 30,037,779.84 - Step 4: Simplify right side
122,153,246.62x = 5,503,770,454,881,309 - Step 5: Solve for x
x = 5,503,770,454,881,309/122,153,246.62 - Step 6: Final answer
x = 45,056,276.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.