Finding the Fourth Proportional to 80,844,158.70, 121,266,763.20 and 32,326,088.58
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Solution
The fourth proportional to 80,844,158.70, 121,266,763.20 and 32,326,088.58 is: 48,489,342.85
Step by Step Solution
- Step 1: Write the proportion equation
80,844,158.70 : 121,266,763.20 = 32,326,088.58 : x - Step 2: Convert to fraction form
80,844,158.70/121,266,763.20 = 32,326,088.58/x - Step 3: Cross multiply
80,844,158.70x = 121,266,763.20 × 32,326,088.58 - Step 4: Simplify right side
80,844,158.70x = 3,920,080,129,013,084 - Step 5: Solve for x
x = 3,920,080,129,013,084/80,844,158.70 - Step 6: Final answer
x = 48,489,342.85
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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.