Finding the Fourth Proportional to 6,235,266,197.36, 8,604,666,638.52 and 3,729,139,507.28
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Solution
The fourth proportional to 6,235,266,197.36, 8,604,666,638.52 and 3,729,139,507.28 is: 5,146,212,093.12
Step by Step Solution
- Step 1: Write the proportion equation
6,235,266,197.36 : 8,604,666,638.52 = 3,729,139,507.28 : x - Step 2: Convert to fraction form
6,235,266,197.36/8,604,666,638.52 = 3,729,139,507.28/x - Step 3: Cross multiply
6,235,266,197.36x = 8,604,666,638.52 × 3,729,139,507.28 - Step 4: Simplify right side
6,235,266,197.36x = 32,088,002,308,679,131,136 - Step 5: Solve for x
x = 32,088,002,308,679,131,136/6,235,266,197.36 - Step 6: Final answer
x = 5,146,212,093.12
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1.5x scale
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.