Finding the Fourth Proportional to 7,348,569,769.80, 11,022,854,654.70 and 6,590,947,480.20
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Solution
The fourth proportional to 7,348,569,769.80, 11,022,854,654.70 and 6,590,947,480.20 is: 9,886,421,220.30
Step by Step Solution
- Step 1: Write the proportion equation
7,348,569,769.80 : 11,022,854,654.70 = 6,590,947,480.20 : x - Step 2: Convert to fraction form
7,348,569,769.80/11,022,854,654.70 = 6,590,947,480.20/x - Step 3: Cross multiply
7,348,569,769.80x = 11,022,854,654.70 × 6,590,947,480.20 - Step 4: Simplify right side
7,348,569,769.80x = 72,651,056,111,005,810,688 - Step 5: Solve for x
x = 72,651,056,111,005,810,688/7,348,569,769.80 - Step 6: Final answer
x = 9,886,421,220.30
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1.5x scale
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.