Finding the Fourth Proportional to 1,037,263,483.09, 1,431,427,919.36 and 560,953,851.94
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Solution
The fourth proportional to 1,037,263,483.09, 1,431,427,919.36 and 560,953,851.94 is: 774,118,647.99
Step by Step Solution
- Step 1: Write the proportion equation
1,037,263,483.09 : 1,431,427,919.36 = 560,953,851.94 : x - Step 2: Convert to fraction form
1,037,263,483.09/1,431,427,919.36 = 560,953,851.94/x - Step 3: Cross multiply
1,037,263,483.09x = 1,431,427,919.36 × 560,953,851.94 - Step 4: Simplify right side
1,037,263,483.09x = 802,965,005,139,451,776 - Step 5: Solve for x
x = 802,965,005,139,451,776/1,037,263,483.09 - Step 6: Final answer
x = 774,118,647.99
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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.