Finding the Fourth Proportional to 1,459,043,153.25, 2,188,699,270.80 and 476,474,842.23
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Solution
The fourth proportional to 1,459,043,153.25, 2,188,699,270.80 and 476,474,842.23 is: 714,756,199.92
Step by Step Solution
- Step 1: Write the proportion equation
1,459,043,153.25 : 2,188,699,270.80 = 476,474,842.23 : x - Step 2: Convert to fraction form
1,459,043,153.25/2,188,699,270.80 = 476,474,842.23/x - Step 3: Cross multiply
1,459,043,153.25x = 2,188,699,270.80 × 476,474,842.23 - Step 4: Simplify right side
1,459,043,153.25x = 1,042,860,139,736,043,648 - Step 5: Solve for x
x = 1,042,860,139,736,043,648/1,459,043,153.25 - Step 6: Final answer
x = 714,756,199.92
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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.