Finding the Fourth Proportional to 4,960,335,588.90, 6,845,251,128.16 and 2,702,293,670.73
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Solution
The fourth proportional to 4,960,335,588.90, 6,845,251,128.16 and 2,702,293,670.73 is: 3,729,158,736.67
Step by Step Solution
- Step 1: Write the proportion equation
4,960,335,588.90 : 6,845,251,128.16 = 2,702,293,670.73 : x - Step 2: Convert to fraction form
4,960,335,588.90/6,845,251,128.16 = 2,702,293,670.73/x - Step 3: Cross multiply
4,960,335,588.90x = 6,845,251,128.16 × 2,702,293,670.73 - Step 4: Simplify right side
4,960,335,588.90x = 18,497,878,798,184,161,280 - Step 5: Solve for x
x = 18,497,878,798,184,161,280/4,960,335,588.90 - Step 6: Final answer
x = 3,729,158,736.67
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1.5x scale
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.