Finding the Fourth Proportional to 5,652,110,781.84, 7,798,578,626.60 and 4,751,291,605.52
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Solution
The fourth proportional to 5,652,110,781.84, 7,798,578,626.60 and 4,751,291,605.52 is: 6,555,660,813.05
Step by Step Solution
- Step 1: Write the proportion equation
5,652,110,781.84 : 7,798,578,626.60 = 4,751,291,605.52 : x - Step 2: Convert to fraction form
5,652,110,781.84/7,798,578,626.60 = 4,751,291,605.52/x - Step 3: Cross multiply
5,652,110,781.84x = 7,798,578,626.60 × 4,751,291,605.52 - Step 4: Simplify right side
5,652,110,781.84x = 37,053,321,163,552,276,480 - Step 5: Solve for x
x = 37,053,321,163,552,276,480/5,652,110,781.84 - Step 6: Final answer
x = 6,555,660,813.05
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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.