Finding the Fourth Proportional to 1,357,485,822.05, 2,036,228,733.08 and 539,598,123.05
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Solution
The fourth proportional to 1,357,485,822.05, 2,036,228,733.08 and 539,598,123.05 is: 809,397,184.58
Step by Step Solution
- Step 1: Write the proportion equation
1,357,485,822.05 : 2,036,228,733.08 = 539,598,123.05 : x - Step 2: Convert to fraction form
1,357,485,822.05/2,036,228,733.08 = 539,598,123.05/x - Step 3: Cross multiply
1,357,485,822.05x = 2,036,228,733.08 × 539,598,123.05 - Step 4: Simplify right side
1,357,485,822.05x = 1,098,745,202,467,749,376 - Step 5: Solve for x
x = 1,098,745,202,467,749,376/1,357,485,822.05 - Step 6: Final answer
x = 809,397,184.58
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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.