Finding the Fourth Proportional to 1,545,874,609.80, 2,318,811,914.70 and 1,056,098,584.20
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Solution
The fourth proportional to 1,545,874,609.80, 2,318,811,914.70 and 1,056,098,584.20 is: 1,584,147,876.30
Step by Step Solution
- Step 1: Write the proportion equation
1,545,874,609.80 : 2,318,811,914.70 = 1,056,098,584.20 : x - Step 2: Convert to fraction form
1,545,874,609.80/2,318,811,914.70 = 1,056,098,584.20/x - Step 3: Cross multiply
1,545,874,609.80x = 2,318,811,914.70 × 1,056,098,584.20 - Step 4: Simplify right side
1,545,874,609.80x = 2,448,893,980,140,761,088 - Step 5: Solve for x
x = 2,448,893,980,140,761,088/1,545,874,609.80 - Step 6: Final answer
x = 1,584,147,876.30
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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.