Finding the Fourth Proportional to 153,298,823.24, 229,984,481.76 and 49,667,861.12
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Solution
The fourth proportional to 153,298,823.24, 229,984,481.76 and 49,667,861.12 is: 74,513,535.45
Step by Step Solution
- Step 1: Write the proportion equation
153,298,823.24 : 229,984,481.76 = 49,667,861.12 : x - Step 2: Convert to fraction form
153,298,823.24/229,984,481.76 = 49,667,861.12/x - Step 3: Cross multiply
153,298,823.24x = 229,984,481.76 × 49,667,861.12 - Step 4: Simplify right side
153,298,823.24x = 11,422,837,299,810,852 - Step 5: Solve for x
x = 11,422,837,299,810,852/153,298,823.24 - Step 6: Final answer
x = 74,513,535.45
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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.