Finding the Fourth Proportional to 162,472,567.17, 243,699,880.13 and 118,798,081.49
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Solution
The fourth proportional to 162,472,567.17, 243,699,880.13 and 118,798,081.49 is: 178,190,563.02
Step by Step Solution
- Step 1: Write the proportion equation
162,472,567.17 : 243,699,880.13 = 118,798,081.49 : x - Step 2: Convert to fraction form
162,472,567.17/243,699,880.13 = 118,798,081.49/x - Step 3: Cross multiply
162,472,567.17x = 243,699,880.13 × 118,798,081.49 - Step 4: Simplify right side
162,472,567.17x = 28,951,078,218,786,968 - Step 5: Solve for x
x = 28,951,078,218,786,968/162,472,567.17 - Step 6: Final answer
x = 178,190,563.02
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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.