Finding the Fourth Proportional to 1,570,752,517.60, 2,356,128,776.40 and 1,135,396,050.40
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Solution
The fourth proportional to 1,570,752,517.60, 2,356,128,776.40 and 1,135,396,050.40 is: 1,703,094,075.60
Step by Step Solution
- Step 1: Write the proportion equation
1,570,752,517.60 : 2,356,128,776.40 = 1,135,396,050.40 : x - Step 2: Convert to fraction form
1,570,752,517.60/2,356,128,776.40 = 1,135,396,050.40/x - Step 3: Cross multiply
1,570,752,517.60x = 2,356,128,776.40 × 1,135,396,050.40 - Step 4: Simplify right side
1,570,752,517.60x = 2,675,139,306,958,345,216 - Step 5: Solve for x
x = 2,675,139,306,958,345,216/1,570,752,517.60 - Step 6: Final answer
x = 1,703,094,075.60
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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.