Finding the Fourth Proportional to 403,051,319,109.21, 604,579,238,932.05 and 134,439,561,892.99
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Solution
The fourth proportional to 403,051,319,109.21, 604,579,238,932.05 and 134,439,561,892.99 is: 201,660,096,762.02
Step by Step Solution
- Step 1: Write the proportion equation
403,051,319,109.21 : 604,579,238,932.05 = 134,439,561,892.99 : x - Step 2: Convert to fraction form
403,051,319,109.21/604,579,238,932.05 = 134,439,561,892.99/x - Step 3: Cross multiply
403,051,319,109.21x = 604,579,238,932.05 × 134,439,561,892.99 - Step 4: Simplify right side
403,051,319,109.21x = 81,279,368,011,622,131,957,760 - Step 5: Solve for x
x = 81,279,368,011,622,131,957,760/403,051,319,109.21 - Step 6: Final answer
x = 201,660,096,762.02
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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.