Finding the Fourth Proportional to 1,570,752,515.60, 2,356,128,773.40 and 1,135,396,048.40
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Solution
The fourth proportional to 1,570,752,515.60, 2,356,128,773.40 and 1,135,396,048.40 is: 1,703,094,072.60
Step by Step Solution
- Step 1: Write the proportion equation
1,570,752,515.60 : 2,356,128,773.40 = 1,135,396,048.40 : x - Step 2: Convert to fraction form
1,570,752,515.60/2,356,128,773.40 = 1,135,396,048.40/x - Step 3: Cross multiply
1,570,752,515.60x = 2,356,128,773.40 × 1,135,396,048.40 - Step 4: Simplify right side
1,570,752,515.60x = 2,675,139,298,839,899,136 - Step 5: Solve for x
x = 2,675,139,298,839,899,136/1,570,752,515.60 - Step 6: Final answer
x = 1,703,094,072.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.