Finding the Fourth Proportional to 2,208,302,584.07, 3,047,408,517.58 and 1,218,227,738.63
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Solution
The fourth proportional to 2,208,302,584.07, 3,047,408,517.58 and 1,218,227,738.63 is: 1,681,127,221.34
Step by Step Solution
- Step 1: Write the proportion equation
2,208,302,584.07 : 3,047,408,517.58 = 1,218,227,738.63 : x - Step 2: Convert to fraction form
2,208,302,584.07/3,047,408,517.58 = 1,218,227,738.63/x - Step 3: Cross multiply
2,208,302,584.07x = 3,047,408,517.58 × 1,218,227,738.63 - Step 4: Simplify right side
2,208,302,584.07x = 3,712,437,587,035,001,344 - Step 5: Solve for x
x = 3,712,437,587,035,001,344/2,208,302,584.07 - Step 6: Final answer
x = 1,681,127,221.34
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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.