Finding the Fourth Proportional to 100,105,877.98, 150,103,956.21 and 30,999,495.99
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Solution
The fourth proportional to 100,105,877.98, 150,103,956.21 and 30,999,495.99 is: 46,482,255.41
Step by Step Solution
- Step 1: Write the proportion equation
100,105,877.98 : 150,103,956.21 = 30,999,495.99 : x - Step 2: Convert to fraction form
100,105,877.98/150,103,956.21 = 30,999,495.99/x - Step 3: Cross multiply
100,105,877.98x = 150,103,956.21 × 30,999,495.99 - Step 4: Simplify right side
100,105,877.98x = 4,653,146,988,615,031 - Step 5: Solve for x
x = 4,653,146,988,615,031/100,105,877.98 - Step 6: Final answer
x = 46,482,255.41
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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.