Finding the Fourth Proportional to 706,553,995.26, 1,059,989,062.14 and 215,305,712.04
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Solution
The fourth proportional to 706,553,995.26, 1,059,989,062.14 and 215,305,712.04 is: 323,006,735.95
Step by Step Solution
- Step 1: Write the proportion equation
706,553,995.26 : 1,059,989,062.14 = 215,305,712.04 : x - Step 2: Convert to fraction form
706,553,995.26/1,059,989,062.14 = 215,305,712.04/x - Step 3: Cross multiply
706,553,995.26x = 1,059,989,062.14 × 215,305,712.04 - Step 4: Simplify right side
706,553,995.26x = 228,221,699,778,664,480 - Step 5: Solve for x
x = 228,221,699,778,664,480/706,553,995.26 - Step 6: Final answer
x = 323,006,735.95
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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.