Finding the Fourth Proportional to 163,862,145.40, 245,761,725.30 and 48,850,439.80
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Solution
The fourth proportional to 163,862,145.40, 245,761,725.30 and 48,850,439.80 is: 73,266,271.09
Step by Step Solution
- Step 1: Write the proportion equation
163,862,145.40 : 245,761,725.30 = 48,850,439.80 : x - Step 2: Convert to fraction form
163,862,145.40/245,761,725.30 = 48,850,439.80/x - Step 3: Cross multiply
163,862,145.40x = 245,761,725.30 × 48,850,439.80 - Step 4: Simplify right side
163,862,145.40x = 12,005,568,366,911,786 - Step 5: Solve for x
x = 12,005,568,366,911,786/163,862,145.40 - Step 6: Final answer
x = 73,266,271.09
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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.