Finding the Fourth Proportional to 201,169,802.40, 301,515,555.15 and 180,603,035.70
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Solution
The fourth proportional to 201,169,802.40, 301,515,555.15 and 180,603,035.70 is: 270,689,854.65
Step by Step Solution
- Step 1: Write the proportion equation
201,169,802.40 : 301,515,555.15 = 180,603,035.70 : x - Step 2: Convert to fraction form
201,169,802.40/301,515,555.15 = 180,603,035.70/x - Step 3: Cross multiply
201,169,802.40x = 301,515,555.15 × 180,603,035.70 - Step 4: Simplify right side
201,169,802.40x = 54,454,624,570,860,760 - Step 5: Solve for x
x = 54,454,624,570,860,760/201,169,802.40 - Step 6: Final answer
x = 270,689,854.65
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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.