Finding the Fourth Proportional to 673,133,295.24, 1,009,736,684.46 and 213,037,134.12
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Solution
The fourth proportional to 673,133,295.24, 1,009,736,684.46 and 213,037,134.12 is: 319,567,329.37
Step by Step Solution
- Step 1: Write the proportion equation
673,133,295.24 : 1,009,736,684.46 = 213,037,134.12 : x - Step 2: Convert to fraction form
673,133,295.24/1,009,736,684.46 = 213,037,134.12/x - Step 3: Cross multiply
673,133,295.24x = 1,009,736,684.46 × 213,037,134.12 - Step 4: Simplify right side
673,133,295.24x = 215,111,409,473,189,152 - Step 5: Solve for x
x = 215,111,409,473,189,152/673,133,295.24 - Step 6: Final answer
x = 319,567,329.37
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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.