Finding the Fourth Proportional to 5,613,323,943.22, 7,746,387,194.43 and 3,107,197,655.00
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Solution
The fourth proportional to 5,613,323,943.22, 7,746,387,194.43 and 3,107,197,655.00 is: 4,287,932,848.47
Step by Step Solution
- Step 1: Write the proportion equation
5,613,323,943.22 : 7,746,387,194.43 = 3,107,197,655.00 : x - Step 2: Convert to fraction form
5,613,323,943.22/7,746,387,194.43 = 3,107,197,655.00/x - Step 3: Cross multiply
5,613,323,943.22x = 7,746,387,194.43 × 3,107,197,655.00 - Step 4: Simplify right side
5,613,323,943.22x = 24,069,556,125,234,753,536 - Step 5: Solve for x
x = 24,069,556,125,234,753,536/5,613,323,943.22 - Step 6: Final answer
x = 4,287,932,848.47
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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.