Finding the Fourth Proportional to 88,347,574.26, 132,348,959.86 and 68,825,391.02
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Solution
The fourth proportional to 88,347,574.26, 132,348,959.86 and 68,825,391.02 is: 103,103,780.60
Step by Step Solution
- Step 1: Write the proportion equation
88,347,574.26 : 132,348,959.86 = 68,825,391.02 : x - Step 2: Convert to fraction form
88,347,574.26/132,348,959.86 = 68,825,391.02/x - Step 3: Cross multiply
88,347,574.26x = 132,348,959.86 × 68,825,391.02 - Step 4: Simplify right side
88,347,574.26x = 9,108,968,913,454,784 - Step 5: Solve for x
x = 9,108,968,913,454,784/88,347,574.26 - Step 6: Final answer
x = 103,103,780.60
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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.