Finding the Fourth Proportional to 234,968,725.40, 352,413,995.72 and 71,167,537.52
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Solution
The fourth proportional to 234,968,725.40, 352,413,995.72 and 71,167,537.52 is: 106,739,465.95
Step by Step Solution
- Step 1: Write the proportion equation
234,968,725.40 : 352,413,995.72 = 71,167,537.52 : x - Step 2: Convert to fraction form
234,968,725.40/352,413,995.72 = 71,167,537.52/x - Step 3: Cross multiply
234,968,725.40x = 352,413,995.72 × 71,167,537.52 - Step 4: Simplify right side
234,968,725.40x = 25,080,436,262,976,220 - Step 5: Solve for x
x = 25,080,436,262,976,220/234,968,725.40 - Step 6: Final answer
x = 106,739,465.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.