Finding the Fourth Proportional to 1,620,162,297.70, 2,430,243,446.55 and 1,594,334,265.10
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Solution
The fourth proportional to 1,620,162,297.70, 2,430,243,446.55 and 1,594,334,265.10 is: 2,391,501,397.65
Step by Step Solution
- Step 1: Write the proportion equation
1,620,162,297.70 : 2,430,243,446.55 = 1,594,334,265.10 : x - Step 2: Convert to fraction form
1,620,162,297.70/2,430,243,446.55 = 1,594,334,265.10/x - Step 3: Cross multiply
1,620,162,297.70x = 2,430,243,446.55 × 1,594,334,265.10 - Step 4: Simplify right side
1,620,162,297.70x = 3,874,620,399,369,385,472 - Step 5: Solve for x
x = 3,874,620,399,369,385,472/1,620,162,297.70 - Step 6: Final answer
x = 2,391,501,397.65
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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.