Finding the Fourth Proportional to 1,017,935,784.12, 1,529,202,198.48 and 603,684,309.09
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Solution
The fourth proportional to 1,017,935,784.12, 1,529,202,198.48 and 603,684,309.09 is: 906,889,596.62
Step by Step Solution
- Step 1: Write the proportion equation
1,017,935,784.12 : 1,529,202,198.48 = 603,684,309.09 : x - Step 2: Convert to fraction form
1,017,935,784.12/1,529,202,198.48 = 603,684,309.09/x - Step 3: Cross multiply
1,017,935,784.12x = 1,529,202,198.48 × 603,684,309.09 - Step 4: Simplify right side
1,017,935,784.12x = 923,155,372,648,307,968 - Step 5: Solve for x
x = 923,155,372,648,307,968/1,017,935,784.12 - Step 6: Final answer
x = 906,889,596.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.