Finding the Fourth Proportional to 134,568,246.24, 185,704,254.45 and 72,688,585.14
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Solution
The fourth proportional to 134,568,246.24, 185,704,254.45 and 72,688,585.14 is: 100,310,287.81
Step by Step Solution
- Step 1: Write the proportion equation
134,568,246.24 : 185,704,254.45 = 72,688,585.14 : x - Step 2: Convert to fraction form
134,568,246.24/185,704,254.45 = 72,688,585.14/x - Step 3: Cross multiply
134,568,246.24x = 185,704,254.45 × 72,688,585.14 - Step 4: Simplify right side
134,568,246.24x = 13,498,579,510,449,048 - Step 5: Solve for x
x = 13,498,579,510,449,048/134,568,246.24 - Step 6: Final answer
x = 100,310,287.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.