Finding the Fourth Proportional to 1,545,874,612.80, 2,318,811,919.20 and 1,056,098,587.20
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Solution
The fourth proportional to 1,545,874,612.80, 2,318,811,919.20 and 1,056,098,587.20 is: 1,584,147,880.80
Step by Step Solution
- Step 1: Write the proportion equation
1,545,874,612.80 : 2,318,811,919.20 = 1,056,098,587.20 : x - Step 2: Convert to fraction form
1,545,874,612.80/2,318,811,919.20 = 1,056,098,587.20/x - Step 3: Cross multiply
1,545,874,612.80x = 2,318,811,919.20 × 1,056,098,587.20 - Step 4: Simplify right side
1,545,874,612.80x = 2,448,893,991,849,640,448 - Step 5: Solve for x
x = 2,448,893,991,849,640,448/1,545,874,612.80 - Step 6: Final answer
x = 1,584,147,880.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.