Finding the Fourth Proportional to 5,352,881,298.92, 8,028,431,375.42 and 1,621,285,487.90
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Solution
The fourth proportional to 5,352,881,298.92, 8,028,431,375.42 and 1,621,285,487.90 is: 2,431,658,494.31
Step by Step Solution
- Step 1: Write the proportion equation
5,352,881,298.92 : 8,028,431,375.42 = 1,621,285,487.90 : x - Step 2: Convert to fraction form
5,352,881,298.92/8,028,431,375.42 = 1,621,285,487.90/x - Step 3: Cross multiply
5,352,881,298.92x = 8,028,431,375.42 × 1,621,285,487.90 - Step 4: Simplify right side
5,352,881,298.92x = 13,016,379,279,569,483,776 - Step 5: Solve for x
x = 13,016,379,279,569,483,776/5,352,881,298.92 - Step 6: Final answer
x = 2,431,658,494.31
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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.