Finding the Fourth Proportional to 427,436,400,450.61, 641,263,125,024.42 and 197,869,239,566.74
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Solution
The fourth proportional to 427,436,400,450.61, 641,263,125,024.42 and 197,869,239,566.74 is: 296,854,097,538.27
Step by Step Solution
- Step 1: Write the proportion equation
427,436,400,450.61 : 641,263,125,024.42 = 197,869,239,566.74 : x - Step 2: Convert to fraction form
427,436,400,450.61/641,263,125,024.42 = 197,869,239,566.74/x - Step 3: Cross multiply
427,436,400,450.61x = 641,263,125,024.42 × 197,869,239,566.74 - Step 4: Simplify right side
427,436,400,450.61x = 126,886,246,910,773,306,589,184 - Step 5: Solve for x
x = 126,886,246,910,773,306,589,184/427,436,400,450.61 - Step 6: Final answer
x = 296,854,097,538.27
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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.