Finding the Fourth Proportional to 153,543,237.44, 230,352,641.76 and 108,193,605.44
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Solution
The fourth proportional to 153,543,237.44, 230,352,641.76 and 108,193,605.44 is: 162,317,033.63
Step by Step Solution
- Step 1: Write the proportion equation
153,543,237.44 : 230,352,641.76 = 108,193,605.44 : x - Step 2: Convert to fraction form
153,543,237.44/230,352,641.76 = 108,193,605.44/x - Step 3: Cross multiply
153,543,237.44x = 230,352,641.76 × 108,193,605.44 - Step 4: Simplify right side
153,543,237.44x = 24,922,682,834,643,104 - Step 5: Solve for x
x = 24,922,682,834,643,104/153,543,237.44 - Step 6: Final answer
x = 162,317,033.63
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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.