Finding the Fourth Proportional to 1,370,301,301.92, 2,055,122,841.04 and 632,662,481.92
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Solution
The fourth proportional to 1,370,301,301.92, 2,055,122,841.04 and 632,662,481.92 is: 948,841,773.30
Step by Step Solution
- Step 1: Write the proportion equation
1,370,301,301.92 : 2,055,122,841.04 = 632,662,481.92 : x - Step 2: Convert to fraction form
1,370,301,301.92/2,055,122,841.04 = 632,662,481.92/x - Step 3: Cross multiply
1,370,301,301.92x = 2,055,122,841.04 × 632,662,481.92 - Step 4: Simplify right side
1,370,301,301.92x = 1,300,199,117,262,848,000 - Step 5: Solve for x
x = 1,300,199,117,262,848,000/1,370,301,301.92 - Step 6: Final answer
x = 948,841,773.30
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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.