Finding the Fourth Proportional to 6,821,637,487.68, 10,233,432,324.48 and 2,100,358,877.58
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Solution
The fourth proportional to 6,821,637,487.68, 10,233,432,324.48 and 2,100,358,877.58 is: 3,150,838,852.06
Step by Step Solution
- Step 1: Write the proportion equation
6,821,637,487.68 : 10,233,432,324.48 = 2,100,358,877.58 : x - Step 2: Convert to fraction form
6,821,637,487.68/10,233,432,324.48 = 2,100,358,877.58/x - Step 3: Cross multiply
6,821,637,487.68x = 10,233,432,324.48 × 2,100,358,877.58 - Step 4: Simplify right side
6,821,637,487.68x = 21,493,880,430,835,699,712 - Step 5: Solve for x
x = 21,493,880,430,835,699,712/6,821,637,487.68 - Step 6: Final answer
x = 3,150,838,852.06
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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.