Finding the Fourth Proportional to 1,095,560,312.57, 1,510,991,676.65 and 963,118,129.49
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Solution
The fourth proportional to 1,095,560,312.57, 1,510,991,676.65 and 963,118,129.49 is: 1,328,328,035.07
Step by Step Solution
- Step 1: Write the proportion equation
1,095,560,312.57 : 1,510,991,676.65 = 963,118,129.49 : x - Step 2: Convert to fraction form
1,095,560,312.57/1,510,991,676.65 = 963,118,129.49/x - Step 3: Cross multiply
1,095,560,312.57x = 1,510,991,676.65 × 963,118,129.49 - Step 4: Simplify right side
1,095,560,312.57x = 1,455,263,477,284,959,744 - Step 5: Solve for x
x = 1,455,263,477,284,959,744/1,095,560,312.57 - Step 6: Final answer
x = 1,328,328,035.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.