Finding the Fourth Proportional to 655,129,048,655.80, 982,693,572,983.70 and 655,129,048,655.80
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Solution
The fourth proportional to 655,129,048,655.80, 982,693,572,983.70 and 655,129,048,655.80 is: 982,693,572,983.70
Step by Step Solution
- Step 1: Write the proportion equation
655,129,048,655.80 : 982,693,572,983.70 = 655,129,048,655.80 : x - Step 2: Convert to fraction form
655,129,048,655.80/982,693,572,983.70 = 655,129,048,655.80/x - Step 3: Cross multiply
655,129,048,655.80x = 982,693,572,983.70 × 655,129,048,655.80 - Step 4: Simplify right side
655,129,048,655.80x = 643,791,105,588,980,420,182,016 - Step 5: Solve for x
x = 643,791,105,588,980,420,182,016/655,129,048,655.80 - Step 6: Final answer
x = 982,693,572,983.70
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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.