Finding the Fourth Proportional to 871,602,677,320.16, 1,202,808,354,983.50 and 486,226,716,249.52
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Solution
The fourth proportional to 871,602,677,320.16, 1,202,808,354,983.50 and 486,226,716,249.52 is: 670,991,005,350.35
Step by Step Solution
- Step 1: Write the proportion equation
871,602,677,320.16 : 1,202,808,354,983.50 = 486,226,716,249.52 : x - Step 2: Convert to fraction form
871,602,677,320.16/1,202,808,354,983.50 = 486,226,716,249.52/x - Step 3: Cross multiply
871,602,677,320.16x = 1,202,808,354,983.50 × 486,226,716,249.52 - Step 4: Simplify right side
871,602,677,320.16x = 584,837,556,721,114,236,846,080 - Step 5: Solve for x
x = 584,837,556,721,114,236,846,080/871,602,677,320.16 - Step 6: Final answer
x = 670,991,005,350.35
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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.