Finding the Fourth Proportional to 1,631,438,282.04, 2,447,155,207.71 and 757,561,797.06
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Solution
The fourth proportional to 1,631,438,282.04, 2,447,155,207.71 and 757,561,797.06 is: 1,136,341,666.89
Step by Step Solution
- Step 1: Write the proportion equation
1,631,438,282.04 : 2,447,155,207.71 = 757,561,797.06 : x - Step 2: Convert to fraction form
1,631,438,282.04/2,447,155,207.71 = 757,561,797.06/x - Step 3: Cross multiply
1,631,438,282.04x = 2,447,155,207.71 × 757,561,797.06 - Step 4: Simplify right side
1,631,438,282.04x = 1,853,871,296,837,524,992 - Step 5: Solve for x
x = 1,853,871,296,837,524,992/1,631,438,282.04 - Step 6: Final answer
x = 1,136,341,666.89
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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.