Finding the Fourth Proportional to 797,100,331.70, 1,195,569,769.55 and 214,893,430.18
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Solution
The fourth proportional to 797,100,331.70, 1,195,569,769.55 and 214,893,430.18 is: 322,318,381.48
Step by Step Solution
- Step 1: Write the proportion equation
797,100,331.70 : 1,195,569,769.55 = 214,893,430.18 : x - Step 2: Convert to fraction form
797,100,331.70/1,195,569,769.55 = 214,893,430.18/x - Step 3: Cross multiply
797,100,331.70x = 1,195,569,769.55 × 214,893,430.18 - Step 4: Simplify right side
797,100,331.70x = 256,920,088,794,048,256 - Step 5: Solve for x
x = 256,920,088,794,048,256/797,100,331.70 - Step 6: Final answer
x = 322,318,381.48
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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.