Finding the Fourth Proportional to 3,404,638,205.32, 5,106,775,703.99 and 917,459,200.68
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Solution
The fourth proportional to 3,404,638,205.32, 5,106,775,703.99 and 917,459,200.68 is: 1,376,139,863.59
Step by Step Solution
- Step 1: Write the proportion equation
3,404,638,205.32 : 5,106,775,703.99 = 917,459,200.68 : x - Step 2: Convert to fraction form
3,404,638,205.32/5,106,775,703.99 = 917,459,200.68/x - Step 3: Cross multiply
3,404,638,205.32x = 5,106,775,703.99 × 917,459,200.68 - Step 4: Simplify right side
3,404,638,205.32x = 4,685,258,355,430,121,472 - Step 5: Solve for x
x = 4,685,258,355,430,121,472/3,404,638,205.32 - Step 6: Final answer
x = 1,376,139,863.59
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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.