Finding the Fourth Proportional to 2,235,263,011.25, 3,084,523,946.04 and 1,231,624,413.68
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Solution
The fourth proportional to 2,235,263,011.25, 3,084,523,946.04 and 1,231,624,413.68 is: 1,699,565,096.99
Step by Step Solution
- Step 1: Write the proportion equation
2,235,263,011.25 : 3,084,523,946.04 = 1,231,624,413.68 : x - Step 2: Convert to fraction form
2,235,263,011.25/3,084,523,946.04 = 1,231,624,413.68/x - Step 3: Cross multiply
2,235,263,011.25x = 3,084,523,946.04 × 1,231,624,413.68 - Step 4: Simplify right side
2,235,263,011.25x = 3,798,974,996,512,939,008 - Step 5: Solve for x
x = 3,798,974,996,512,939,008/2,235,263,011.25 - Step 6: Final answer
x = 1,699,565,096.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.