Finding the Fourth Proportional to 133,178,784.12, 183,619,479.35 and 101,855,257.92
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Solution
The fourth proportional to 133,178,784.12, 183,619,479.35 and 101,855,257.92 is: 140,432,348.53
Step by Step Solution
- Step 1: Write the proportion equation
133,178,784.12 : 183,619,479.35 = 101,855,257.92 : x - Step 2: Convert to fraction form
133,178,784.12/183,619,479.35 = 101,855,257.92/x - Step 3: Cross multiply
133,178,784.12x = 183,619,479.35 × 101,855,257.92 - Step 4: Simplify right side
133,178,784.12x = 18,702,609,428,585,000 - Step 5: Solve for x
x = 18,702,609,428,585,000/133,178,784.12 - Step 6: Final answer
x = 140,432,348.53
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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.